Operation CHARM: Car repair manuals for everyone.

Test G





Pinpoint Test G: Neutral Tow Functional Test

Normal Operation

Neutral tow is a dealer installed option that allows the vehicle to be towed with the four road wheels without damaging the transmission. Neutral tow operates by disengaging the transmission from the rear differential.

Possible Causes

- neutral tow indicator
- CAN circuits
- vehicle security module (VSM)
- transmission range (TR) sensor
- brake ON/OFF (BOO) switch
- door ajar switch
- ignition switch/circuitry

Pinpoint Test G1 - G6:





Pinpoint Test G7 - G10: