About: John Ingalls

John Ingalls
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Retired military veteran and former Automotive Service Department Manager

Codes by John Ingalls:

P Codes
Trouble CodeFault LocationProbable Cause
P0159 Heated oxygen sensor (H025) 2, bank 2 -Slow responseHeating inoperative, wiring, H028
P0320 Crankshaft position (CKP) sensor/engine speed (RPM) sensor circuit malfunctionWiring, CKP/RPM sensor, ECM
P0322 Crankshaft position (CKP) sensor/engine speed (RPM) sensor no signalWiring, CKP/RPM sensor, ECM
P0323 Crankshaft position (CKP) sensor/engine speed (RPM) sensor circuit intermittentWiring, poor connection, CKP/RPM sensor, ECM
P0404 Exhaust gas recirculation (EGR) system range/performance problemHose leak/blockage, wiring, EGR valve/solenoid
P0605 Engine control module (ECM) -ROM errorECM
P2 Codes
Trouble CodeFault LocationProbable Cause
P2015Intake manifold air control actuator position sensor/switch, bank 1 - range/performance problemWiring, mechanical fault, intake manifold air control actuator position sensor/switch
P2020Intake manifold air control actuator position sensor/switch, bank 2 - range/performance problemWiring, mechanical fault, intake manifold air control actuator position sensor/switch