B1647-REAR RIGHT TURN LAMP CONTROL CIRCUIT LOWFor a complete wiring diagram Refer to Section 8W.- When Monitored:With the Turn Signal activated.
- Set Condition:When the Totally Integrated Power Module (TIPM) detects a LOW condition.
Possible Causes
(L62) RIGHT REAR TURN SIGNAL CONTROL CIRCUIT SHORT TO GROUND
RIGHT REAR TURN SIGNAL BULB
TOTALLY INTEGRATED POWER MODULE
Diagnostic Test1. INTERMITTENT CONDITIONTurn the ignition on.With the scan tool, clear all DTC's.Turn the Right Turn Signal on.With the scan tool, read DTC's.Does the scan tool display active: B1647-REAR RIGHT TURN LAMP CONTROL CIRCUIT LOW?Yes- Go To 2
No- The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced,
pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
- Perform the BODY VERIFICATION TEST-VER1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2. REAR RIGHT TURN SIGNAL BULBTurn the ignition off.Disconnect the Right Rear Turn Signal Bulb.Turn the ignition on.With the scan tool, read DTC's.Does the DTC reset?Yes- Go To 3
No- Replace the Right Rear Turn Signal Bulb in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
3. (L62) RIGHT REAR TURN SIGNAL CONTROL CIRCUIT SHORT TO GROUNDTurn the ignition off.Disconnect the TIPM C4 harness connector.Disconnect the Right Rear Tail Lamp harness connector.Measure the resistance between ground and the (L62) Right Rear Turn Signal Control circuit.Is the resistance above 10k ohms?Yes- Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST-VER1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No- Repair the (L62) Right Rear Turn Signal Control circuit for a short to ground.
- Perform the BODY VERIFICATION TEST-VER1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)