Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

TEST FOR INTERMITTENT CONDITION
NOTE:
Check the turn signals to be sure they are flashing properly before proceeding.
1. Turn the ignition on.
2. With the scan tool, record and erase DTCs.
3. Turn the drivers side turn signal on.
4. Turn the park lamps on.
5. Turn the rear defogger on, if equipped with heated mirror.
6. Press and release the Mirror Select switch to select the Driver Outside Rearview Mirror.
7. Operate the Mirror Adjust switch in all directions several times while monitoring the scan tool for DTCs.
  NOTE:
  After adjusting the mirror in one direction wait at least two seconds before adjusting the mirror in the opposite direction, as this will allow time for an active fault to set if present.
8. With the scan tool, read the active DTCs.
  Does the scan tool display: B1755-15 PUDDLE LAMP CONTROL CIRCUIT SHORT TO BATTERY OR OPEN as an ACTIVE code?
  
  Yes
  - Go To 2
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. For vehicle's equipped with folding outside rearview mirrors, repeat the above test with the mirror folded. If this DTC is now active, Go To 2 . For others, 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 BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK (P551) DRIVER APPROACH LAMP FEED CIRCUIT FOR A SHORT TO ANY SIGNAL OR DRIVER CIRCUIT
1. Turn the ignition off.
2. Turn all accessories off.
3. Disconnect the Driver Outside Rearview Mirror C1 (Component Side) and C2 (Component Side) harness connectors from the Door Module.
4. Measure the resistance between the (P551) Driver Approach Lamp Feed Circuit and each Signal and Driver circuit in the Driver Outside Rearview Mirror C1 and C2 (Component Side) harness connectors.
  Is the resistance below 10K Ohms for any measurement?
  
  Yes
  - Repair the (P551) Driver Mirror Turn Signal Driver circuit for a short to a Signal or Driver circuit. If the wiring harness and harness connectors are okay, replace the Driver Outside Rearview Mirror in accordance with the Service Information. Refer to MIRROR, OUTSIDE REARVIEW, REMOVAL and MIRROR, OUTSIDE REARVIEW, GLASS, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Inspect the wiring harness and harness connectors for damage and repair as necessary. If the wiring harness and harness connectors are okay, replace the Door Module in accordance with the Service Information. Refer to MODULE, DOOR, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .