Diagnostic Test

WARNING: This page is about a different car, the 2009 Dodge Sprinter. However, it is still accessible from the selected car via links, so may be relevant.

TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase BCM DTC's.
3. Cycle the ignition from on to off 3 times.
4. Turn the ignition on.
5. With the scan tool, read active BCM DTC's.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go to step 2
  No
  - The conditions that caused this code to set are not present at this time. Using the SYSTEM WIRING DIAGRAMS as a guide, inspect the wiring and connectors.
FUSED IGNITION CIRCUIT OPEN BETWEEN THE BCM AND THE EIS (CGW)

Courtesy of CHRYSLER LLC

NOTE: When performing this step, turn the ignition off (wait one minute) before disconnecting any module.
1. Turn the ignition off.
2. Disconnect the BCM C1 harness connector.
3. Disconnect the EIS (CGW) C1 harness connector.
4. Measure the resistance of the Fused Ignition circuit between the BCM C1 harness connector and the EIS (CGW) C1 harness connector.
  Is any resistance present?
  
  Yes
  - Repair the Fused Ignition circuit for an open.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
  No
  - Go to step 3
FUSED IGNITION CIRCUIT SHORTED TO GROUND

Courtesy of CHRYSLER LLC
1. Measure the resistance of the Fused Ignition circuit between GROUND and the EIS (CGW) C1 harness connector.
  Is the resistance above 1000.0 ohms?
  
  Yes
  - Inspect the wiring and connectors for damage. If OK, replace and program the Body Control Module in accordance with the service information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .
  No
  - Repair the Fused Ignition circuit for a short to ground.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure .