The first and foremost thing that you need to do to fix the 7e8 engine code is to find the DLC, i.e., the Data Link Connector. The location of DLC will vary based on the model of Chevy that you are using. Connect the code scanner tool to the DLC port: Secondly, connect the code scanner tool with the DLC port of your Chevy.Mopar Certified. Dodge Technician. Vocational, Technical or Tra... 8,409 satisfied customers. 2012 dodge charger srt8 threw codes 7e8 and 7e9 after dealer. 2012 dodge charger srt8 threw codes 7e8 and 7e9 after dealer performed a oil change and brake service. … read more.Jun 11, 2018 · The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System Understanding the 7E8 code. The 7E8 engine code is a generic code indicating an issue with the engine control module ( ECM ). It is not specific to a single problem; rather, it signifies that the ECM has detected an irregularity within the engine’s operation. To narrow down the issue, further diagnosis is necessary.16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ...Jul 30, 2020 · Repair costs associated with replacing a bad MAF sensor, average $230-280 in parts and labor, while a damaged oil pan can run anywhere from $570-630 in parts and labor. To properly diagnose the 7E8 code, visit a reliable service center. Feb 27, 2019 · $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Mar 27, 2017 · Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System. Menu Code 7E9 ($7E9): Transmission System. Menu Code 7EA ($7EA): Engine Management. When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.Had a new turbo installed 4000 miles ago, check engine light came on two weeks ago, bought a Foxwell code reader and it gave those two codes. This is a f350 7.6 diesel. read moreSOURCE: I have a 2008 chevy impala. The car suddenly. ur vehicle is in limp mode[ a safe mode ] which will get u home trying not to cause any damage to engine --theirs a few reasons the vehicle will do this-low oil pressure-transmission problem-have vehicle scanned most auto stores such as auto zone / advanced auto [check ur local area]do this service for free the code gives u a start point ... 3 Codes Control Module on the top then under it 7EB,7E8: Chevy Mechanic: Greg. Greg, Technician. Category: Chevy. Satisfied Customers: 10,419. Experience: 17 years Shop Owner /Technician. 27 years experience, Verified. This may take a little time, but rest assured, I am on the case, Ask Your Own Chevy Question.Mar 29, 2012 · F. FreeWillie · #2 · Mar 29, 2012. Those are factory codes for options installed by the factory computer inventory "pick" system. They are meaningless for your check engine light. Reset the light. And watch for another light. You may have had a momentary "glitch" that cleared itself but lasted long enough to trigger the CEL. I have a 2012 Sante Fe. Check engine light is on. Used my OBDII reader and the only codes that would come up are $7E9, and $7E8. No other codes would come up when I tried to get more information from … read moreI have a 2010 chevy silverodo that displayes three codes ($7EA, $7E8 and $7EB) I cleared the codes and the light stays off untill I use the remote start. then the engine starts and quits after about 3 …Jun 14, 2019 · That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner or Mechanics use these codes to identify what part of the engine is having issues. While some engine codes are fairly straightforward, others can be more difficult to decipher. The 7E8 and 7E9 engine codes represent an issue with the engine control and transmission management, respectively.16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ...$7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. The $7 at the start represents mode 7. The E8 and E9 represent different modules or parts of the vehicle from where the codes are retrieved. E8 represents the engine control module while E9 represents the transmission control module. In short: 7E8 means a request code from ECM. 7E9 means a request from TCM.7EA: Call for more information for scanning the ECU 3. 7E8: 7E8 is a submenu for the ECU, not an issue one. If the tool shows this one, it indicates that the Engine Control Module (ECM) has issued a request signal. 7E9: When you see this, there is a transmission control module (TCM) request code. You can resolve this by repairing transmission ...What does my check engine light trouble code $7e8 mean? That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner.Post both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune.How do i get the codes and what they mean for a 04. Go to your local autozone or advance auto. They will scan the codes for you. Write down the codes, then google them. The OBD-II codes are based on a universal chart, with only a few exceptions. You can also post back here, and someone here will teach you what each code you encounter means, and ... May 19, 2020 · What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minute … read more Jul 9, 2021 · 5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more. Post both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune.5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more.Oct 1, 2018 · The code is a menu of systems that the OBDII scanner can access. OBDII scanner interprets the code and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System Apr 28, 2022 · The 7ea engine code chevy silverado isn’t actually a malfunction code. This 7ea trouble code will be shown when the OBD scanner requires additional input, for example, information about the kind of elements being examined. Feb 27, 2019 · $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Trouble code $7E8 for 2006 toyota prius. $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Jan 09, 2020 • Toyota Cars & Trucks.May 19, 2020 · What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minute … read more F. FreeWillie · #2 · Mar 29, 2012. Those are factory codes for options installed by the factory computer inventory "pick" system. They are meaningless for your check engine light. Reset the light. And watch for another light. You may have had a momentary "glitch" that cleared itself but lasted long enough to trigger the CEL.5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more.In this case, $7 represents mode 7, which basically means diagnostic code request. E8 (or E9) indicates that you request fault codes from module E8 (or E9). In conclusion: $7E8: request codes from the engine module. $7E9: request codes from the transmission module. Aug 27, 2018 · I have a 2007 CHevy Impala 3.5 lt engine. The engine light came on and we checked the codes and the code came up $7E8 and $7EA. we believe these are generic codes and the $ could be optional. 7E8, 7EA. Cat failure. - Check the health of catalytic converter. - Check for cracks in muffler. - Check air leaks. In this case, $7 represents mode 7, which basically means diagnostic code request. E8 (or E9) indicates that you request fault codes from module E8 (or E9). In conclusion: $7E8: request codes from the engine module. $7E9: request codes from the transmission module.May 19, 2020 · What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minute … read more That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner orJul 9, 2013 · Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Codes $7E8, $7E9 and P1326? - CarGurus.ca 7e8 engine code - 2005 Ford F 350 Super Duty. Posted by Anonymous on Apr 25, 2013.What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minute … read more(YIKE!) my ODB II scanner says codes 7E8 and 7E9. 7E8: Engine, 'no code stored in module' 7E9: A/T, PO882 TCM power input signal low turned off car. wouldnt start because battery was still too weak. jumped car again. this time i let the car sit idle for 20min. check engine light still on but transmission light is off. same readings with OBD II ...$7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. 1. Remove the Mass Air Flow (MAF) housing, inspect the area near the screen. If flashing is noted, remove it. Refer to the latest version GM bulletin PIP4683.Post both and see if it makes any since but agreed the codes are odd. Brian. 2007.5 GMT-900 Chevrolet Silverado 2500HD CC/LB LTZ 4x4 Summit White. 4-18-2007. Powered by the LMM Duramax 365hp/660tq coupled to the MW7 Allison 1000 6-speed through the NP1 NP263XHD Transfercase. DuramaxTuner for EFI-Live with DSP5 ECM Tune and TCM tune.What are the sub menus for these codes $7E8 n $7E9 my code reader will not pull them up ? need help 2005 Chysler 300 Limited 3.5 engine . will not start or turn over will just click . Help thanks David in needA faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.$7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module.In this case, $7 represents mode 7, which basically means diagnostic code request. E8 (or E9) indicates that you request fault codes from module E8 (or E9). In conclusion: $7E8: request codes from the engine module. $7E9: request codes from the transmission module. Jul 9, 2013 · Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Codes $7E8, $7E9 and P1326? - CarGurus.ca Code 7E8 shows up when there is something wrong with the emission system, particularly the loss of air pressure in the evaporative emission control system. What Does Code 7E8 Mean? This 7E8 engine code is a general code, implying that your car is enduring an issue related to air or fuel intake.That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner has the supported module. If not either get a better scanner orJul 30, 2020 · If You have a code 7E8 that means that there is a problem somewhere within the engine. You will need to use a more advanced scan tool to read the rest of the code to help pin point the problem. Frequently it is a catalytic converter problem though on BMW vehicles. Code 7E8 in a BMW means that there is a problem with the catalytic converter. 39 Answers. That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner. has the supported module.Trouble code $7E8 for 2006 toyota prius. $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Jan 09, 2020 • Toyota Cars & Trucks.Hi. I think you bought a new scan tool. No Problem. 7E8 and 7E9 are subcategories for the engine and transmission. Scroll down some more. OBD2 engine codes will always start with "P". Example: P0300- Random misfire. Good Luck.The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemA faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.Code $7E8 NANCY BORUCKI HESTER MEMBER 2010 CHEVROLET HHR 94,000 MILES Check engine light sometimes comes on. Code reader says $7E8. I can’t find anyplace that can tell me what this is/what needs to be repaired. Had exhaust system checked and there is no problem there.A faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemJul 30, 2020 · Repair costs associated with replacing a bad MAF sensor, average $230-280 in parts and labor, while a damaged oil pan can run anywhere from $570-630 in parts and labor. To properly diagnose the 7E8 code, visit a reliable service center. 2016 Subaru Outback. My check engine light is on. The code tester we used from the auto parts store showed Code 7E8:Engine and 7E9:A/T. The X-treme feature shows that it is engaged and I can't turn it … read moreA faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.Mar 27, 2017 · Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System. Menu Code 7E9 ($7E9): Transmission System. Menu Code 7EA ($7EA): Engine Management. A code P0128 may mean that one or more of the following has happened: 1-Low engine coolant level 2-Leaking or stuck open thermostat 3-Faulty cooling fan (running too much) 4-Faulty coolant temperature (ECT) sensor 5-Faulty intake air temperature (IAT) sensorAug 2, 2020 · 7E8 and $7E9 are sub-menus for the Engine and Transmission. You need to select one and press enter. It will then give you the code for that submenu. the code will be 4 digits and start with either a P,B,C,or U May 8, 2020 · I have a 2010 chevy silverodo that displayes three codes ($7EA, $7E8 and $7EB) I cleared the codes and the light stays off untill I use the remote start. then the engine starts and quits after about 3 … read more Sep 22, 2012 · What does BMW fault codes $7E8:Engine mean ? Whats about BMW fault code $7EC ? Its a 2008 328i base sedan. It idled a little rough last night. This morning it started rough, ran for about three minutes and shut off. I plugged a Cen-Tech brand reader in and those codes appeared. The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemJul 8, 2013 · $7e8 code engine - Buick Enclave question. Battery drain on 04 park ave Battery is draining in hours and the alternator gets hot even when shut off. replaced the battery and had the alternator rebuilt making sure the shop replace the diodes and the regulator. put them back on and the same problem, if i remove the bat 1 fuse drain stops car runs but no dash lights , ac and other items don't ... When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.When you connect an OBD-II scanner to your vehicle and select the “$7E8: Engine” option, you’ll see a page containing trouble codes related to your vehicle’s engine. These codes indicate that there’s a potential problem in the engine that you need to fix.Jan 12, 2023 · Check engine light - Remember that the 7E8 code is related to the engine powertrain. The check engine light will light up on the dashboard when the engine has an issue. The 7E8 code will be stored whenever the engine has a problem, and the CEL will illuminate. Poor engine performance - Your vehicle will have a hard time going uphill, especially ... Mar 27, 2017 · Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System. Menu Code 7E9 ($7E9): Transmission System. Menu Code 7EA ($7EA): Engine Management. A faulty FTPS can provide inaccurate readings, causing the 7E8 engine code to be triggered. To resolve this issue, inspect the FTPS for any signs of damage and replace it if necessary. A faulty seal of the fuel pump: The fuel pump seal ensures a proper connection between the fuel pump and the fuel tank.Understanding the 7E8 code. The 7E8 engine code is a generic code indicating an issue with the engine control module ( ECM ). It is not specific to a single problem; rather, it signifies that the ECM has detected an irregularity within the engine’s operation. To narrow down the issue, further diagnosis is necessary. Understanding the 7E8 code. The 7E8 engine code is a generic code indicating an issue with the engine control module ( ECM ). It is not specific to a single problem; rather, it signifies that the ECM has detected an irregularity within the engine’s operation. To narrow down the issue, further diagnosis is necessary. Oct 5, 2015 · Please include year make model in all Vehicle related question. Thanks Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Dec 27, 2020 · Check engine light is on, three codes listed $7EB, $7E8, and $7EA. On steady. No blinking. 2010 Camaro SS, Plugged in - Answered by a verified Chevy Mechanic 3 Codes Control Module on the top then under it 7EB,7E8: Chevy Mechanic: Greg. Greg, Technician. Category: Chevy. Satisfied Customers: 10,419. Experience: 17 years Shop Owner /Technician. 27 years experience, Verified. This may take a little time, but rest assured, I am on the case, Ask Your Own Chevy Question.Understanding the 7E8 code. The 7E8 engine code is a generic code indicating an issue with the engine control module ( ECM ). It is not specific to a single problem; rather, it signifies that the ECM has detected an irregularity within the engine’s operation. To narrow down the issue, further diagnosis is necessary.
Jan 11, 2022 · 2016 Subaru Outback. My check engine light is on. The code tester we used from the auto parts store showed Code 7E8:Engine and 7E9:A/T. The X-treme feature shows that it is engaged and I can't turn it … read more . Does u haul pay to move trailers
39 Answers. That is what they call a "generic" code. Some OBD11 or OBD2, "same thing", scanners will give a $7E8 and $7EA. together and maybe a $7E9. These are for a sub menu. Click on each one separately and you should or might get a regular "P0" code if your scanner. has the supported module.16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ...Dec 27, 2020 · Check engine light is on, three codes listed $7EB, $7E8, and $7EA. On steady. No blinking. 2010 Camaro SS, Plugged in - Answered by a verified Chevy Mechanic Code $7E8 NANCY BORUCKI HESTER MEMBER 2010 CHEVROLET HHR 94,000 MILES Check engine light sometimes comes on. Code reader says $7E8. I can’t find anyplace that can tell me what this is/what needs to be repaired. Had exhaust system checked and there is no problem there.The code 7E8 means that Your Chevy is facing fuel or air intake issues. In case You see this code in Your car, You should take it to a reliable auto repair shop to get the problem properly diagnosed. The diagnosis will determine the root cause of the issues in the fuel or air intake. Air or fuel intake issues mean that the car is not performing ...Jul 9, 2021 · 5 satisfied customers. Check Engine Light came on. Used a fried's diagnostic. Check Engine Light came on. Used a fried's diagnostic machine and it showed codes: $7E9:A/T and $7E8:Engine … read more. $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module.The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine SystemYour $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. Codes $7E8, $7E9 and P1326? - CarGurus.caNov 20, 2022 · Code 7E8 shows up when there is something wrong with the emission system, particularly the loss of air pressure in the evaporative emission control system. What Does Code 7E8 Mean? This 7E8 engine code is a general code, implying that your car is enduring an issue related to air or fuel intake. 16 Answers. Your $7E8 and the $7E9 are fuel/ air intake codes, as for the P1326 Ok, this code is set when the knock sensor detects vibrations from engine rod knock, however, it may be set falsely due to incorrect knock sensor logic programming in the engine control module. So, the first step is to determine if there is an actual engine rod ...Aug 7, 2018 · The codes are a menu of systems that the OBDII scanner can access. OBDII scanner interprets the codes and displays the menu. Some scanners can't solve these codes and show the codes instead of the interpretation. Clicking on the code menu will read the OBDII codes (e.g. P0420 or P0455), if any, from that system. Menu Code 7E8 ($7E8): Engine System In this case, $7 represents mode 7, which basically means diagnostic code request. E8 (or E9) indicates that you request fault codes from module E8 (or E9). In conclusion: $7E8: request codes from the engine module. $7E9: request codes from the transmission module.Repair costs associated with replacing a bad MAF sensor, average $230-280 in parts and labor, while a damaged oil pan can run anywhere from $570-630 in parts and labor. To properly diagnose the 7E8 code, visit a reliable service center.7e8 engine code - 2005 Ford F 350 Super Duty. Posted by Anonymous on Apr 25, 2013..