Tests AA: The Tow Haul Indicator Is Never/Always On

PINPOINT TEST AA: THE TOW HAUL INDICATOR IS NEVER/ALWAYS ON

AA1-AA4:

Normal Operation
The tow haul function is controlled by the tow haul switch located on the shifter assembly. The tow haul status is transmitted to the instrument cluster from the powertrain control module (PCM) over the high speed controller area network (CAN).

Possible Causes
- PCM
- Instrument cluster