Pinpoint Test Y : Neutral Flat Tow Functional Test: Notes

Refer to Four-Wheel Drive System , for schematic and connector information.

Normal Operation 

Neutral flat tow operates by shifting the transfer case shift motor into the NEUTRAL position, locking the transfer case in NEUTRAL. The TCCM sends the transfer case shift motor NEUTRAL position status to the IPC over the HS-CAN.

This pinpoint test is intended to diagnose the following: 

• IPC
• TCCM
• TR sensor from PCM
• Ignition switch