Diagnostic Trouble codes 95 and earlier
#1
Seasoned Member
Thread Starter
Join Date: Aug 2013
Location: Kentucky
Posts: 358
Likes: 0
Received 0 Likes
on
0 Posts
Model: Grand Cherokee
Engine: 4.0
Code 11. No distributor reference signal detected during engine cranking. Check the Circuit between the distributor. http://www.fixya.com/cars/t9405264-check_engine_error
Code 12. Problem with battery connection. Direct battery input to PCM disconnected within the last 50 ingnition key cylcles.
Code 13. Indicates a problem with the manifold absoulte pressure sensor vacuum source. http://www.justanswer.com/jeep/1fyaq...-cherokee.html
Code 14. Manifold absoulte pressure sensor voltage too low or too high. http://troubleshootmyvehicle.com/jee...e-map-sensor-1
Code 15. A problem with the vechicle speed sensor signal. No distance/speed sensor detected during road load conditions. http://www.jeepforum.com/forum/f13/r...-light-627295/
Code 16. Loss of battery voltage. http://www.jeepforum.com/forum/f11/v...-sport-677458/
Code 17. Engine is cold too long. Engine coolant temperature remains below normal operating temperatures during operation. (Check Thermostat) https://www.cherokeeforum.com/showth...607&styleid=16
Code 21. Problem with oxygen sensor signal circuit. Sensor voltage to computer not fluctuating. http://www.jeepforum.com/forum/f13/9...-21-a-1188440/
Code 22. Coolant sensor voltage too high or too low. Test coolant temperature sensor. http://www.jeepforum.com/forum/f13/t...-22-a-1045908/
Code 23. Indicates that the intake air temperature sensor input is below the minimum acceptable voltage or sensor input is above the maximum acceptable voltage. http://www.jeepforum.com/forum/f9/ch...sensor-600747/
Code 24. Throttle position sensor voltage high or low. Test the throttle position sensor. http://www.wranglerforum.com/f210/th...or-167096.html
Code 25. Idle air control valve circuits. A shorted condition is detected in one or more of the air control valve circuits. http://www.justanswer.com/jeep/3bmta...imes-will.html
Code 27. One of the injector control circuit output drivers does not respond properly to the control signal. Check the circuits. https://www.cherokeeforum.com/showth...657&styleid=16
Code 31. Problem with the EVAP canister purge solenoid circuit. http://www.jeepsunlimited.com/forums...-Error-code-31
Code 32. An open or shorted condition derected in the EGR solenoid circuit Possible air/fuel ratio imbalance not detected during diagnosis. http://www.jeepforum.com/forum/f13/o...-orvis-636815/
Code 33. Air conditioning clutch relay circuit. An open or shorted condition detected in the air conditioning clutch relay circuit.
https://www.cherokeeforum.com/showth...302&styleid=16
Code 34. Open or shorted condition detected in the cruise control vacuum or vent solenoid circuits. http://www.jeepforum.com/forum/f13/v...-issue-637575/
Code 37. Torque converter clutch solenoid circuit. An open or shorted condition detected in the torque converter part throttle unlock solenoid circuit. (Automatic transmission models only)
http://autorepair.about.com/library/a/1f/bl695f.htm
Code 41. Problem with the charging system. Occurs when battery voltage from the auto shutdown relay is below 11.75-volts. http://www.cherokeetalk.com/forum/f8...d-switch-9601/
Code 42. Auto shutdown relay control circuit indcates an open or shorted circuit condition. http://autorepair.about.com/library/a/1g/bl561g.htm
Code 44. Battery temperature sensor volts malfunction. Problem with the battery temperature voltage circuit in the PCM. http://www.jeepforum.com/forum/f13/b...issues-915099/
Code 45. Overdrive solenoid. Problem detected in the overdrive solenoid circuit.
Code 46. Charging system voltage too high. PCM indicates that the battery voltage is not properly regulated. http://www.jeepforum.com/forum/f11/1...-46-a-1131283/
Code 47. Charging system voltage too low. Battery voltage sense input below target charging voltage during operation and no significant change in voltage detected during active test of alternator output. http://www.jeepforum.com/forum/f11/a...ltage-1030281/
Code 51. Oxygen sensor signal input indicates lean fuel/air ratio conditions during engine operation.
https://www.cherokeeforum.com/f2/1995-jeep-xj-code-51-a-101377/
Code 52. Oxygen sensor signal input indicates rich fuel/air ratio conditions during engine operation. http://www.jeepforum.com/forum/f11/b...n-warm-856051/
Code 53. Internal PCM failure detected.
Code 54. No camshaft position sensor signal from distributor. Problem with the distributor synchronization circuit. http://forums.cnet.com/7723-7811_102...tart-no-spark/
Code 55. Completion of fault code display on CHECK ENGINE lamp. This is an End of message code
Code 62. Unsuccesful attempt to update service reminder mileage in the PCM memory.
Code 63. Controller failure. PCM memory write denied. Check the PCM.
All information was provided by the Haynes Repair Manual. Chapter 6 section 7. Also google.
Code 12. Problem with battery connection. Direct battery input to PCM disconnected within the last 50 ingnition key cylcles.
Code 13. Indicates a problem with the manifold absoulte pressure sensor vacuum source. http://www.justanswer.com/jeep/1fyaq...-cherokee.html
Code 14. Manifold absoulte pressure sensor voltage too low or too high. http://troubleshootmyvehicle.com/jee...e-map-sensor-1
Code 15. A problem with the vechicle speed sensor signal. No distance/speed sensor detected during road load conditions. http://www.jeepforum.com/forum/f13/r...-light-627295/
Code 16. Loss of battery voltage. http://www.jeepforum.com/forum/f11/v...-sport-677458/
Code 17. Engine is cold too long. Engine coolant temperature remains below normal operating temperatures during operation. (Check Thermostat) https://www.cherokeeforum.com/showth...607&styleid=16
Code 21. Problem with oxygen sensor signal circuit. Sensor voltage to computer not fluctuating. http://www.jeepforum.com/forum/f13/9...-21-a-1188440/
Code 22. Coolant sensor voltage too high or too low. Test coolant temperature sensor. http://www.jeepforum.com/forum/f13/t...-22-a-1045908/
Code 23. Indicates that the intake air temperature sensor input is below the minimum acceptable voltage or sensor input is above the maximum acceptable voltage. http://www.jeepforum.com/forum/f9/ch...sensor-600747/
Code 24. Throttle position sensor voltage high or low. Test the throttle position sensor. http://www.wranglerforum.com/f210/th...or-167096.html
Code 25. Idle air control valve circuits. A shorted condition is detected in one or more of the air control valve circuits. http://www.justanswer.com/jeep/3bmta...imes-will.html
Code 27. One of the injector control circuit output drivers does not respond properly to the control signal. Check the circuits. https://www.cherokeeforum.com/showth...657&styleid=16
Code 31. Problem with the EVAP canister purge solenoid circuit. http://www.jeepsunlimited.com/forums...-Error-code-31
Code 32. An open or shorted condition derected in the EGR solenoid circuit Possible air/fuel ratio imbalance not detected during diagnosis. http://www.jeepforum.com/forum/f13/o...-orvis-636815/
Code 33. Air conditioning clutch relay circuit. An open or shorted condition detected in the air conditioning clutch relay circuit.
https://www.cherokeeforum.com/showth...302&styleid=16
Code 34. Open or shorted condition detected in the cruise control vacuum or vent solenoid circuits. http://www.jeepforum.com/forum/f13/v...-issue-637575/
Code 37. Torque converter clutch solenoid circuit. An open or shorted condition detected in the torque converter part throttle unlock solenoid circuit. (Automatic transmission models only)
http://autorepair.about.com/library/a/1f/bl695f.htm
Code 41. Problem with the charging system. Occurs when battery voltage from the auto shutdown relay is below 11.75-volts. http://www.cherokeetalk.com/forum/f8...d-switch-9601/
Code 42. Auto shutdown relay control circuit indcates an open or shorted circuit condition. http://autorepair.about.com/library/a/1g/bl561g.htm
Code 44. Battery temperature sensor volts malfunction. Problem with the battery temperature voltage circuit in the PCM. http://www.jeepforum.com/forum/f13/b...issues-915099/
Code 45. Overdrive solenoid. Problem detected in the overdrive solenoid circuit.
Code 46. Charging system voltage too high. PCM indicates that the battery voltage is not properly regulated. http://www.jeepforum.com/forum/f11/1...-46-a-1131283/
Code 47. Charging system voltage too low. Battery voltage sense input below target charging voltage during operation and no significant change in voltage detected during active test of alternator output. http://www.jeepforum.com/forum/f11/a...ltage-1030281/
Code 51. Oxygen sensor signal input indicates lean fuel/air ratio conditions during engine operation.
https://www.cherokeeforum.com/f2/1995-jeep-xj-code-51-a-101377/
Code 52. Oxygen sensor signal input indicates rich fuel/air ratio conditions during engine operation. http://www.jeepforum.com/forum/f11/b...n-warm-856051/
Code 53. Internal PCM failure detected.
Code 54. No camshaft position sensor signal from distributor. Problem with the distributor synchronization circuit. http://forums.cnet.com/7723-7811_102...tart-no-spark/
Code 55. Completion of fault code display on CHECK ENGINE lamp. This is an End of message code
Code 62. Unsuccesful attempt to update service reminder mileage in the PCM memory.
Code 63. Controller failure. PCM memory write denied. Check the PCM.
All information was provided by the Haynes Repair Manual. Chapter 6 section 7. Also google.
Last edited by SHELBYGT NSM; 02-16-2014 at 04:51 PM.
#3
::CF Moderator::
Join Date: Aug 2011
Location: Prescott, Az
Posts: 43,875
Received 1,526 Likes
on
1,238 Posts
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
Code 11. No distributor reference signal detected during engine cranking. Check the Circuit between the distributor.
Code 12. Problem with battery connection. Direct battery input to PCM disconnected within the last 50 ingnition key cylcles.
Code 13. Indicates a problem with the manifold absoulte pressure sensor vacuum source.
Code 14. Manifold absoulte pressure sensor voltage too low or too high.
Code 15. A problem with the vechicle speed sensor signal. No distance/speed sensor detected during road load conditions.
Code 16. Loss of battery voltage.
Code 17. Engine is cold too long. Engine coolant temperature remains below normal operating temperatures during operation. (Check Thermostat)
Code 21. Problem with oxygen sensor signal circuit. Sensor voltage to computer not fluctuating.
Code 22. Coolant sensor voltage too high or too low. Test coolant temperature sensor.
Code 23. Indicates that the intake air temperature sensor input is below the minimum acceptable voltage or sensor input is above the maximum acceptable voltage.
Code 24. Throttle position sensor voltage high or low. Test the throttle position sensor.
Code 25. Idle air control valve circuits. A shorted condition is detected in one or more of the air control valve circuits.
Code 27. One of the injector control circuit output drivers does not respond properly to the control signal. Check the circuits.
Code 31. Problem with the EVAP canister purge solenoid circuit.
Code 32. An open or shorted condition derected in the EGR solenoid circuit Possible air/fuel ratio imbalance not detected during diagnosis.
Code 33. Air conditioning clutch relay circuit. An open or shorted condition detected in the air conditioning clutch relay circuit.
Code 34. Open or shorted condition detected in the cruise control vacuum or vent solenoid circuits.
Code 37. Torque converter clutch solenoid circuit. An open or shorted condition detected in the torque converter part throttle unlock solenoid circuit. (Automatic transmission models only)
Code 41. Problem with the charging system. Occurs when battery voltage from the auto shutdown relay is below 11.75-volts.
Code 42. Auto shutdown relay control circuit indcates an open or shorted circuit condition.
Code 44. Battery temperature sensor volts malfunction. Problem with the battery temperature voltage circuit in the PCM.
Code 45. Overdrive solenoid. Problem detected in the overdrive solenoid circuit.
Code 46. Charging system voltage too high. PCM indicates that the battery voltage is not properly regulated.
Code 47. Charging system voltage too low. Battery voltage sense input below target charging voltage during operation and no significant change in voltage detected during active test of alternator output
Code 51. Oxygen sensor signal input indicates lean fuel/air ratio conditions during engine operation.
Code 52. Oxygen sensor signal input indicates rich fuel/air ratio conditions during engine operation.
Code 53. Internal PCM failure detected.
Code 54. No camshaft position sensor signal from distributor. Problem with the distributor synchronization circuit.
Code 55. Completion of fault code display on CHECK ENGINE lamp. This is an End of message code
Code 62. Unsuccesful attempt to update service reminder mileage in the PCM memory.
Code 63. Controller failure. PCM memory write denied. Check the PCM.
All information was provided by the Haynes Repair Manual.
Code 12. Problem with battery connection. Direct battery input to PCM disconnected within the last 50 ingnition key cylcles.
Code 13. Indicates a problem with the manifold absoulte pressure sensor vacuum source.
Code 14. Manifold absoulte pressure sensor voltage too low or too high.
Code 15. A problem with the vechicle speed sensor signal. No distance/speed sensor detected during road load conditions.
Code 16. Loss of battery voltage.
Code 17. Engine is cold too long. Engine coolant temperature remains below normal operating temperatures during operation. (Check Thermostat)
Code 21. Problem with oxygen sensor signal circuit. Sensor voltage to computer not fluctuating.
Code 22. Coolant sensor voltage too high or too low. Test coolant temperature sensor.
Code 23. Indicates that the intake air temperature sensor input is below the minimum acceptable voltage or sensor input is above the maximum acceptable voltage.
Code 24. Throttle position sensor voltage high or low. Test the throttle position sensor.
Code 25. Idle air control valve circuits. A shorted condition is detected in one or more of the air control valve circuits.
Code 27. One of the injector control circuit output drivers does not respond properly to the control signal. Check the circuits.
Code 31. Problem with the EVAP canister purge solenoid circuit.
Code 32. An open or shorted condition derected in the EGR solenoid circuit Possible air/fuel ratio imbalance not detected during diagnosis.
Code 33. Air conditioning clutch relay circuit. An open or shorted condition detected in the air conditioning clutch relay circuit.
Code 34. Open or shorted condition detected in the cruise control vacuum or vent solenoid circuits.
Code 37. Torque converter clutch solenoid circuit. An open or shorted condition detected in the torque converter part throttle unlock solenoid circuit. (Automatic transmission models only)
Code 41. Problem with the charging system. Occurs when battery voltage from the auto shutdown relay is below 11.75-volts.
Code 42. Auto shutdown relay control circuit indcates an open or shorted circuit condition.
Code 44. Battery temperature sensor volts malfunction. Problem with the battery temperature voltage circuit in the PCM.
Code 45. Overdrive solenoid. Problem detected in the overdrive solenoid circuit.
Code 46. Charging system voltage too high. PCM indicates that the battery voltage is not properly regulated.
Code 47. Charging system voltage too low. Battery voltage sense input below target charging voltage during operation and no significant change in voltage detected during active test of alternator output
Code 51. Oxygen sensor signal input indicates lean fuel/air ratio conditions during engine operation.
Code 52. Oxygen sensor signal input indicates rich fuel/air ratio conditions during engine operation.
Code 53. Internal PCM failure detected.
Code 54. No camshaft position sensor signal from distributor. Problem with the distributor synchronization circuit.
Code 55. Completion of fault code display on CHECK ENGINE lamp. This is an End of message code
Code 62. Unsuccesful attempt to update service reminder mileage in the PCM memory.
Code 63. Controller failure. PCM memory write denied. Check the PCM.
All information was provided by the Haynes Repair Manual.
#7
Seasoned Member
Thread Starter
Join Date: Aug 2013
Location: Kentucky
Posts: 358
Likes: 0
Received 0 Likes
on
0 Posts
Model: Grand Cherokee
Engine: 4.0
Trending Topics
Thread
Thread Starter
Forum
Replies
Last Post
cpnwrench
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
13
02-15-2024 08:09 AM
extrashaky
Other Vehicles. Other Jeep models & cars and trucks of other makes
17
06-17-2023 03:57 PM
tleed
Stock Grand Cherokee Tech. All ZJ/WJ/WK Non-modified/stock questions go here!
3
10-04-2015 01:20 PM
mattsmith
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
4
10-02-2015 04:46 PM
Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)