Test U: Neutral Tow Functional Test
PINPOINT TEST U: NEUTRAL TOW FUNCTIONAL TESTNormal Operation
Neutral tow is a dealer-installed option that allows the vehicle to be towed with the 4 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)
^ 4.0L Digital transmission range (TR) sensor
^ 4.6L Neutral shifter position sensor
^ Brake ON/OFF (BOO) switch
^ Door ajar switch
^ Ignition switch/circuitry
U1-U7:
