When Monitored And Set Condition:

When Monitored: With the ignition on.

Set Condition: When the Instrument Cluster detects no PCI Bus communication with the PCM for 20 seconds. The cluster will illuminate the CHECK ENGINE indicator and the VF will display NO BUS. The Tachometer, Speedometer, and Temperature gauge pointers will be driven against their pointer stops. The Engine Temp, Charging System, and Cruise indicators will latch to their last known state.