Diagnostic Test
- TEST FOR INTERMITTENT CONDITION
- Turn the ignition on.
- Clear all TIPM DTCs.
- Turn the Left Turn Signal on.
- With the scan tool, read DTCs.
Does the scan tool read: B163C-FRONT LEFT TURN CONTROL CIRCUIT HIGH?
Yes
- Go to step 2
No
- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
- FRONT LEFT TURN SIGNAL BULB
- Turn the ignition off.
- Inspect the Front Left Turn Signal Bulb Assembly.
Is the inoperative bulb OK?
Yes
- Go to step 3
No
- Replace the Inoperative bulb in accordance with the service information.
- Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
- (L61) LEFT TURN SIGNAL CONTROL CIRCUIT OPEN
- Turn the ignition off.
- Disconnect the TIPM C4 connector.
- Disconnect the Front Left Turn Signal Lamp harness connector.
- Measure the resistance of the (L61) Front Left Turn Signal Control circuit.
Is the resistance above 5.0 Ohms?
Yes
- Repair the (L61) Turn Signal Control circuit for an open.
- Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Go to step 4
- L61 LEFT TURN SIGNAL CONTROL CIRCUIT SHORTED TO VOLTAGE
- Turn the ignition off.
- Disconnect the TIPM C4 connector.
- Turn the ignition on.
- Check for voltage on the (L61) Front Left Turn Signal Control circuit.
Is the voltage above 10.0 volts?
Yes
- Repair the (L61) Turn Signal Control circuit for a short to voltage.
- Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
- Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .