What are the fail codes on a Jeep Grand Cherokee?
20, 52 – Re-circ door travel too large (check our re-circ door listing) 54 and 56 are the most common fail codes and indicate a broken blend door. The system may still be marginally functional, but it will totally break soon. If any of the codes are present, the Heater Treater is the solution.
What are the codes for a broken Grand Cherokee heater?
The code numbers will be displayed on the screen one at a time. 22 or 54 – Left temperature door is broken or 47 – motor not responding. 24 or 56 – Right temperature door is broken or 48 – motor not responding. toasty warm again. can help. If you see the codes 54 and 56, you are in the right place! Our again! numbers. This will continue until the
Is there a dual zone heater treater for Jeep Grand Cherokee Limited?
Heater Treater’s Dual Zone Blend Door fix is for Grand Cherokee Limited’s with dual zone temperature controls. You can read the fail codes on the system by following this procedure:
What is the diagnostic code for a jeep check engine light?
Refer to our Generic OBD II code list for definitions on all other Jeep diagnostic trouble codes. Manufacturer Specific Codes P1105Open Or Shorted Condition Detected In The Baro Read Solenoid Control Circuit – Read Our Article on Automotive Circuit TestingFor Help With This Jeep Check Engine Light Code P1192Inlet Air Temp. Circuit Low
20, 52 – Re-circ door travel too large (check our re-circ door listing) 54 and 56 are the most common fail codes and indicate a broken blend door. The system may still be marginally functional, but it will totally break soon. If any of the codes are present, the Heater Treater is the solution.
Heater Treater’s Dual Zone Blend Door fix is for Grand Cherokee Limited’s with dual zone temperature controls. You can read the fail codes on the system by following this procedure:
What happens when the re Circ fails on a Jeep Grand Cherokee?
When the re-circ door fails, air enters through the external vent and blows straight out the internal intake. It’s like having a window open all the time. The second most common fail is for the door to break off completely and fall to the bottom of the box, blocking the fan intake.
How can I tell if my Jeep Grand Cherokee has a problem?
The simplest way to diagnose the problem is to turn the AC on with the fan blowing at the highest possible setting. On the outside of the car, check the air flow into the intake vent between the hood and windshield, between the windshield wipers. When the re-circ button is off, you should feel/hear air being pulled into the system.