Circuit/System Verification
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, view the scan tool Left Turn Signal Switch parameter while using the turn signal/multifunction switch to turn the left turn signal on and off. The parameter should cycle between Active and Inactive.
- If the parameter does cycle between the specified values, refer to Turn Signal/Multifunction Switch Circuit Malfunction .
- View the scan tool Right Turn Signal Switch parameter while using the turn signal/multifunction switch to turn the right turn signal on and off. The parameter should cycle between Active and Inactive.
- If the parameter does cycle between the specified values, refer to Turn Signal/Multifunction Switch Circuit Malfunction .
- Command the following ON and OFF with a scan tool. The respective turn signal should illuminate.
- LF Turn Signal
- RF Turn Signal
- LR Turn Signal
- RR Turn Signal
- If the turn signal does not illuminate, refer to Turn Signal Circuit Malfunction .
- With the turn signal/multifunction switch in the left turn position, verify the left turn signal indicator is illuminated on the IPC.
- If the indicator is not illuminated, replace the IPC.
- With the turn signal/multifunction switch in the right turn position, verify the right turn signal indicator is illuminated on the IPC.
- If the indicator is not illuminated, replace the IPC.