Circuit/System Verification
NOTE:
Before performing this diagnostics, make sure no indicators are illuminated after the instrument cluster performs a lamp test. If any indicators are illuminated after the bulb test, perform the indicator diagnostics before this diagnostics.
- Ignition ON, radio ON, adjust the radio balance and fade to each speaker.
- If any speaker does not operate properly, refer to Speaker Malfunction .
- Ignition ON, buckle up driver seat belt, verify the scan tool Driver Seat Belt Status parameter is Buckled.
- If not Buckled refer to Seat Belt Indicator Malfunction - Driver .
- Ignition ON, headlamp switch OFF, verify the scan tool Headlamp On Switch parameter is Inactive.
- If not Inactive, refer to Headlamps Malfunction .
- Ignition ON, parking lamp switch OFF, verify the scan tool Parklamp Switch parameter is Inactive.
- If not Inactive, refer to Park, License, and/or Tail Lamps Malfunction .
- Ignition ON, turn signal switch OFF, verify the scan tool Left Turn Signal Switch parameter and the scan tool Right Turn Signal Switch parameter is Inactive.
- If not Inactive, refer to Turn Signal Lamps and/or Indicators Malfunction .
- Ignition ON, doors closed, verify that all scan tool parameters listed below are Inactive.
- Driver Door Ajar Switch
- Passenger Door Ajar Switch
- Left Rear Door Ajar Switch
- Right Rear Door Ajar Switch
- If any are not Inactive, refer to Door Ajar Indicator Malfunction .
- Verify the scan tool Key in Ignition Status parameter is Inactive when the key is in the ignition and Active when the key is out of the ignition.
- If the scan tool parameter does not operate properly, refer to Circuit/System Testing.
- Ignition ON, verify that the scan tool Park Assist Switch parameter is Active when the parking assist is active and Inactive when the parking assist is Inactive.
- If the scan tool parameter does not operate properly, refer to Parking Assist System Malfunction .
- If all tests operate properly, replace the A11 radio.