LEMON Manuals: Even more car manuals for everyone
Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 105 (Body Diagnostic Procedures) >> Diagnostic Information And Procedure >> Heating & A/C >> Symptom: Engine Gauge RX Failure (Active); Pcm Communication Failure (Active); Refrigerant Pressure RX Failure (Active); VIN RX Failure (Active) >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE GAUGE RX FAILURE (ACTIVE) - DIAGNOSTIC PROCEDURE

TEST ACTION
1 Turn the ignition on.
With the DRBIII(R), read HVAC DTCs.
Does the DRBIII(R) display additional HVAC DTCs?
  1. Yes --> Return to the symptom list and choose the symptom(s).

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Go To 2
2 Turn the ignition on.
With the DRBIII(R), check the PCM for any DTCs.
Are any DTCs present?
  1. Yes --> Refer to the POWERTRAIN DIAGNOSTIC PROCEDURES .

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Go To 3
3 Turn the ignition on.
With the DRB in HVAC, Monitor Display, PCI Bus Msgs, look for the applicable message and displayed value ("A/C Hi Side Press: XX," "Veh Spd: XX," "Eng RPM: XX," "Coolant Temp: XX," "Batt Volts: XX," "Batt Temp: XX," "VIN Msg Pres: YES").
Does the DRB display NO RESPONSE after the applicable message?
  1. Yes --> Refer to symptom *No Response From PCM (PCI Bus) in the Communication category.

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Replace the A/C - Heater Control Module in accordance with the Service Information.

    Perform BODY VERIFICATION TEST - VER 1  .
scientia non olet · About LEMON Manuals