P1646 ISUZU – Sensor Supply Voltage Circuit ‘C’ Malfunction

P1646 ISUZU Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1646 ISUZU Possible Causes

Faulty Accelerator Pedal Position (APP) Sensor,Accelerator Pedal Position (APP) Sensor harness is open or shorted,Accelerator Pedal Position (APP) Sensor circuit poor electrical connection

P1646 ISUZU Description

Sensor Supply Voltage Circuit ‘C’ Malfunction is the generic description for the P1646 Isuzu code, but the manufacturer may have a different description. Currently we have no further information abouth the P1646 Isuzu OBDII code.