Circuit Description

WARNING: This page is about a different car, the 2000 Pontiac Firebird, 2000 Chevrolet Corvette, and 2000 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.

PCM performs an internal self-test on its Random Access Memory (RAM) or read/write memory. If this self-test fails, this DTC will set.

Conditions for setting this DTC:

Ignition voltage greater than 10 volts.
Ignition on for 5 seconds.
PCM is powered up.
PCM detects an internal microprocessor integrity fault or internal RAM test fails.