Circuit/System Verification
WARNING: This page is about a different variant/trim than selected.
- Ignition ON.
- Verify that DTC DTC P0641, P0651, P0697, or P06A3 is not set.
- If any of the DTCs are set
Refer to DTC P0641, P0651, P0697, or P06A3 (ECM) for further diagnosis.
- If none of the DTCs are set
- If any of the DTCs are set
- Ignition ON.
- Verify the following scan tool parameters are within 25°C (45°F) of each other.
- Start-Up IAT Sensor 1
- IAT Sensor 2
- Start-Up ECT
- If not within 25°C (45°F)
Refer to Circuit/System Testing .
- If within 25°C (45°F)
- Engine idling, verify the following scan tool parameters are between: -38 and +149°C (-36 and +300°F).
- IAT Sensor 1
- IAT Sensor 2
- ECT Sensor
- If not between: -38 and +149°C (-36 and +300°F)
Refer to Circuit/System Testing .
- If between: -38 and +149°C (-36 and +300°F)
- Operate the vehicle within the conditions for running the DTC. You may also operate the vehicle within the conditions that you observed from the freeze frame/failure records data.
- Verify the DTC does not set.
- If the DTC does set
Refer to Circuit/System Testing .
- If the DTC does not set
- If the DTC does set
- All OK
NOTE:
To minimize the effects of residual engine heat and sensor internal heating elements, perform Steps 3 and 4 of this verification procedure only if the ignition has been OFF for 8 hours or more.