Circuit/System Verification

Ignition ON.
Verify the G10 Cooling Fan Motor activates in each available speed when commanding the cooling fan ON with a scan tool. The cooling fan speed should increase with each command.
NOTE: A slight delay may occur before the cooling fan activates.
- The cooling fan does not activate or increase in speed as commanded
  Refer to Circuit/System Testing
- The cooling fan activates and increases in speed as commanded
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 sets
  Refer to Circuit/System Testing
- If the DTC does not set
All OK.