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Home >> Isuzu >> 2006 >> Ascender 2WD V8-5.3L >> Repair and Diagnosis >> Transmission and Drivetrain >> Transmission Control Systems >> Lamps and Indicators - Transmission and Drivetrain >> Lamps and Indicators - A/T >> Shift Indicator - A/T >> Description and Operation

Shift Indicator - A/T: Description and Operation



PRND321 DISPLAY

The instrument panel cluster (IPC) displays the selected gear position as determined by the powertrain control module (PCM). The IPC receives a class 2 message from the PCM indicating the gear position. The PRND321 display blanks if:
- The PCM detects a malfunction in the transmission range switch circuit.
- The IPC detects a loss of class 2 communications with the PCM.