Circuit/System Verification

Ignition ON/Vehicle in Service Mode.
Verify no DTC is set.
- If any DTC is set
  Diagnose DTCs first. Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no DTCs are set
If applicable, verify the speedometer sweeps from low to high position when performing the Instrument Cluster Gauge Sweep with the scan tool.
- If speedometer does not sweep
  Replace the P16 Instrument Cluster.
- Go to next step: If speedometer sweeps properly
Verify the speedometer gauge value matches the scan tool Vehicle Speed parameter while driving the vehicle.
- If the values do not match
  Replace the P16 Instrument Cluster.
- Go to next step: If the speedometer value matches the scan tool parameter
Verify the odometer display and the displayed distance counts up while driving the vehicle.
- If the odometer displays only "----" (dashes)
  Refer to Circuit/System Testing.
- If the odometer display does not count up
  Replace the P16 Instrument Cluster.
- Go to next step: If speedometer sweeps and displays the correct value, and the odometer display counts up
All OK.