Wait to Start Indicator (Diesel Only)

The IPC illuminates the WAIT TO START indicator via a hard-wired circuit to the PCM. The indicator illuminates in the IPC when the ignition is on and the engine is off. The indicator is pulled high to the ignition 1 fuse block in the IPC. The PCM illuminates the indicator by providing a low signal (grounding) to the WAIT TO START indicator control circuit.