Diagnostic Aids
Perform this test when instructed during QUICK TEST or if directed by other test procedures. This test is used to diagnose a faulty Powertrain Control Module (PCM). DTC P0320 indicates that (2) successive erratic Profile Ignition Pulses (PIP) signals have occurred. Possible causes are:
- Loose Wires &/Or Connectors
- Short Circuit To Ground In Ignition Secondary System (Coil, Wires Or Plugs)
- Incorrect 2-Way Radio Installation