Diagnostic Aids
WARNING: This page is about a different variant/trim than selected.
Perform this test when instructed during QUICK TEST or if directed by other test procedures. This test is used to diagnose the following:
- Standard Corporate Protocol (SCP) Communication Bus Circuits BUS(+) & BUS(-), Between DLC & PCM
- Data Link Connector (DLC) Harness Circuits; (CHASSIS GND, PWR GND & B+). See Fig 1
- Open VPWR Circuit To Powertrain Control Module (PCM)
- Faulty PCM
