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Home >> Dodge and Ram >> 2010 >> Caliber Express >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> U1428-Received Engine Torque Request Signal Stuck >> Diagnostic Test

Diagnostic Test

  1. CHECK IF THE DTC IS ACTIVE 
    1. With the scan tool, read Transmission DTCs.

      Is the status Active for this DTC?

      Yes 

      • Go to step  2

      No 

      • Go to step  5
  2. CHECK FOR FCM/TIPM CAN BUS DTCS 
    1. With the scan tool, read FCM/TIPM DTCs.

      Are there any FCM/TIPM CAN BUS DTCs present?

      Yes 

      No 

      • Go to step  3
  3. CHECK IF ENGINE DTCS ARE PRESENT 
    1. With the scan tool, read engine DTCs.

      Are there any engine DTCs present?

      Yes 

      No 

      • Go to step  4
  4. CHECK THE PCM 
    1. Replace and program the PCM in accordance with the Service Information. Refer to Electrical/Electronic Control Modules/MODULE, Powertrain Control - Removal
    2. Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure 

      Does the DTC reset?

      Yes 

      No 

      • Test Complete.
  5. CHECK THE WIRING AND CONNECTORS 
    1. The conditions necessary to set this DTC are not present at this time.
    2. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.
    3. Wiggle the wires while checking for shorted and open circuits.

      Were there any problems found?

      Yes 

      No 

      • Test Complete.
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