Test 25A - ATC Head Communication Failure
WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, 1994 Chrysler New Yorker, 1994 Chrysler LHS, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Perform TEST 18A before proceeding with this test.
- Turn ignition off. Unplug ATC head connector. Turn ignition on. With DRB in voltmeter mode, probe Violet/Brown wire in harness connector. If voltage is higher than one volt, go to next step. If voltage is not as specified, repair open Violet/Brown wire between ATC head harness connector and BCM. Perform VERIFICATION TEST.
- With DRB in voltmeter mode, probe White/Black wire in harness connector. If voltage is higher than one volt, replace ATC head. If voltage is not as specified, repair open White/Black wire between ATC head harness connector and BCM. Perform VERIFICATION TEST.