Diagnostic Test

RELATED DTCS PRESENT IN PCM
1. With the scan tool, read Powertrain Control Module (PCM) DTCs and record on the repair order.
  Are there any charging system or battery related DTCs present?
  
  Yes
  - Repair the PCM DTC(s). Refer to DTC INDEX .
  No
  - Go To 2
CHECK FOR AN ACTIVE DTC
1. With the scan tool, read Forward Facing Camera Module (FFCM) DTCs and record on the repair order.
  Is the DTC active?
  
  Yes
  - Go To 3
  No
  - The condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
  - Perform the FORWARD FACING CAMERA VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (F924) FUSED IGNITION CIRCUIT FOR AN OPEN
1. Turn the ignition off.
2. Disconnect the FFCM harness connector.
3. Turn the ignition on.
4. With a 12-volt test light connected to ground, check the (F924) Fused Ignition circuit in the FFCM harness connector.
  NOTE:
  The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery.
  
  Does the test light illuminate brightly?
  
  Yes
  - Go To 4
  No
  - Repair the (F924) Fused Ignition circuit for an open or high resistance.
  - Perform the FORWARD FACING CAMERA VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (Z911) GROUND CIRCUIT OPEN OR HIGH RESISTANCE
1. Turn the ignition off.
2. With a 12-volt test light connected to 12 volts, check the ground and the (Z911) Ground circuit in the FFCM harness connector.
  Does the test light illuminate brightly?
  
  Yes
  - Replace and program the Forward Facing Camera Module (FFCM) in accordance with the Service Information. Refer to MODULE, FORWARD FACING CAMERA (FFCM), REMOVAL .
  - Perform the FORWARD FACING CAMERA VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Repair the (Z911) Ground circuit for an open or high resistance.
  - Perform the FORWARD FACING CAMERA VERIFICATION TEST. Refer to STANDARD PROCEDURE .