Test 69A - Faulty Speedometer
NOTE:
For connector terminal identification, see CONNECTOR IDENTIFICATION
. For wiring diagrams, see appropriate article in ENGINE PERFORMANCE:
- WIRING DIAGRAMS - 3.3L
- WIRING DIAGRAMS - 3.5L
- Perform TEST VER-1 after each repair.CAUTION: Always turn ignition off prior to disconnecting any module connector.
- WIRING DIAGRAMS - 3.3L
- WIRING DIAGRAMS - 3.5L
- If speedometer operates, go to TEST 57A . If speedometer does not operate, turn ignition on. Using scan tool, read engine controller status. If scan tool does not display ACTIVE ON THE BUS, go to TEST 114A . If scan tool displays ACTIVE ON THE BUS, go to next step.
- Raise and support vehicle. Start engine. If vehicle is equipped with traction control, turn traction control system off. On all vehicles, place gear shift lever in Drive. Go to next step.
- Using scan tool, read Vehicle Speed Signal (VSS) status. If scan tool displays increased vehicle speed as vehicle is accelerated, replace body control module. If scan tool does not display increased vehicle speed as vehicle is accelerated, see appropriate article in ENGINE PERFORMANCE: