P0080 ISUZU - Exhaust Valve Control Circuit High Voltage
Faulty Exhaust Valve Control Solenoid
Exhaust Valve Control Solenoid harness is open or shorted
Exhaust Valve Control Solenoid circuit poor electrical connection
Engine Light ON (or Service Engine Soon Warning Light)
P0080 Isuzu Description
Exhaust valve timing control magnet retarder controls the shut/open timing of the exhaust valve by ON/OFF pulse duty signals sent from the Engine Control Module (ECM
). The longer pulse width retards valve angle. The shorter pulse width advances valve angle.