Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

CHECK TO SEE IF DTC P1D5E IS CURRENT
1. Using the scan tool, read TCM DTCs.
2. Record the Environmental Data and any DTCs.
3. Clear DTCs.
4. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
5. Read TCM DTCs.
  Did the DTC reset?
  
  Yes
  - Go To 2
  No
  - Go To 4
CHECK THE (A190) TCM POWER SUPPLY CIRCUIT FOR AN OPEN OR HIGH RESISTANCE
1. Disconnect the Electrohydraulic Control Unit C1 harness connector.
2. Disconnect the TCM C1 harness connector.
3. Check the (A190) TCM Power Supply circuit between the TCM C1 harness connector and both terminals of the Electrohydraulic Control Unit C1 harness connector for an open or high resistance.
  Was an open or high resistance found?
  
  Yes
  - Repair the (A190) TCM Power Supply circuit for an open or high resistance.
  - Perform the C635 DDCT TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 3
CHECK THE (A190) TCM POWER SUPPLY CIRCUIT FOR A SHORT TO GROUND
1. Ignition on, engine not running.
2. Check the (A190) TCM Power Supply circuit on both terminals of the Electrohydraulic Control Unit C1 harness connector for a short to ground.
  Was a short to voltage found?
  
  Yes
  - Repair the (A190) TCM Power Supply circuit for a short to ground.
  - Perform the C635 DDCT TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Using the schematics as a guide, check the Transmission Control Module (TCM) pins, terminals, and connectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace and program the TCM in accordance with the Service Information.
  - Perform the C635 DDCT TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
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.
4. With the scan tool, check the Event Data to help identify the conditions in which the DTC was set.
  Were there any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the C635 DDCT TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test Complete.