B17BF
B17BF-LEFT SIDEMARKER LAMP CONTROL CIRCUIT OVERCURRENT
For a complete wiring diagram refer to Diagrams/Electrical.
- When Monitored:
Continuously.
- Set Condition:
When the Totally Integrated Power Module (TIPM) detects a OVERCURRENT condition.
Diagnostic Test
1. TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, clear all DTC's
Turn the Left Turn Signal on.
With the scan tool, read DTC's.
Does the scan tool display active: B17BF-LEFT SIDEMARKER LAMP CONTROL CIRCUIT OVERCURRENT?
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 - VER 1. Body Verification Test
2. LEFT REAR TURN SIGNAL BULB
Turn the ignition off.
Remove Left Rear Turn Signal Bulb.
Inspect the Left Rear Turn Signal Bulb.
Is the inoperative bulb OK?
Yes
- Go To 3
No
- Replace the Inoperative bulb.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
3. (L163) LEFT SIDEMARKER LAMP CONTROL CIRCUIT SHORT TO GROUND
Disconnect the TIPM C4 harness connector.
Disconnect the Left Sidemarker Lamp harness connector.
Measure the resistance between ground and the (L163) Left Sidemarker Lamp Control circuit.
Is the resistance above 10k ohms?
Yes
- Go To 4
No
- Repair the (L163) Left Sidemarker Lamp Control circuit for a short to ground.
- Perform the BODY VERIFICATION TEST-VER1. Body Verification Test
4. (L163) LEFT SIDEMARKER LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE
Turn the ignition on.
Measure for voltage on the (L163) Left Sidemarker Lamp Control circuit.
Is there any voltage present?
Yes
- Repair the (L163) Left Sidemarker Lamp Control circuit short to voltage.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
No
- Replace the Totally Integrated Power Module (TIPM).
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test