P0070

P0070 - AMBIENT AIR TEMPERATURE SENSOR STUCK

For a complete wiring diagram Consult Diagrams/Electrical

- When Monitored:
With the ignition on.

- Set Condition:
The Ambient Air Temperature Sensor signal over CAN Bus from the FCM is implausible.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.

Diagnostic Test

1. DTC IS ACTIVE
NOTE: The Ambient Air Temperature Sensor is hardwired to the FCM.

Ignition on, engine not running.
With the scan tool, Clear DTCs in the Engine Control Module (ECM).
Monitor the scan tool for at least two minutes.
Cycle the ignition key off and on several times, leaving the ignition on for at least 10 seconds at a time.
With the scan tool, select View DTCs.
Is the status Active for this DTC?

Yes

- Refer to the service information to diagnose problem with Ambient Air Temperature Sensor or associated wiring and connectors.

No

- Test Complete.