Test 13A - Repairing Door Switch Unlock Sense Circuit

WARNING: This page is about a different car, the 1995 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For connector terminal identification, see Figure .

NOTE: Perform TEST 1A before proceeding.

Ensure power doors locks are functioning properly. Repair door locks that are not functioning properly. Turn ignition off. Disconnect the VTA module. See Figure in TEST 1A and also refer to VEHICLE THEFT ALARM MODULE under REMOVAL & INSTALLATION. Inspect connector, clean and repair as needed and go to next step.
Using DRB in voltmeter mode, check voltage at VTA module connector terminal No. 16 (Pink/Violet wire). While measuring voltage, push power lock switch to UNLOCK position and hold. If voltage is more than 10 volts, replace VTA module. See VEHICLE THEFT ALARM MODULE under REMOVAL & INSTALLATION. Perform TEST VER-1A . If voltage is less than 10 volts, repair open lock switch LOCK sense circuit (Pink/Violet wire). Perform TEST VER-1A .