About: Stephen Darby

Stephen Darby
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ASE Master Tech

Codes by Stephen Darby:

P Codes
Trouble Code Fault Location Probable Cause
P0045 Turbo/super charger boost control solenoid -circuit open Wiring, boost control solenoid
P0046 Turbo/super charger boost control solenoid circuit range/performance Wiring, boost control solenoid, mechanical fault
P0047 Turbo/super charger boost control solenoid -circuit low Wiring short to earth, boost control solenoid
P0048 Turbo/super charger boost control solenoid -circuit high Wiring short to positive, boost control solenoid
P0129 Barometric pressure too low Wiring, BARO sensor, mechanical fault
P0130 Heated oxygen sensor (HO2S) 1, bank 1 -circuit malfunction Heating inoperative, poor connection, wiring, H025
P0150 Heated oxygen sensor (HO2S) 1, bank 2 -circuit malfunction Wiring, H028, ECM
P0299 Turbo/super charger -low boost Mechanical fault
P0336 Crankshaft position (CKP) sensor -range/performance problem Insecure sensor/rotor, air gap, wiring, CKP sensor
P0365 Camshaft position (CMP) sensor B, bank 1 circuit malfunction Wiring, poor connection, CMP sensor, ECM
P0366 Camshaft position (CMP) sensor B, bank 1 circuit range/performance Wiring, poor connection, CMP sensor
P0367 Camshaft position (CMP) sensor B, bank 1 circuit low input Wiring short to earth, CMP sensor, ECM
P0368 Camshaft position (CMP) sensor B, bank 1 circuit high input Wiring short to positive, CMP sensor, ECM
P0369 Camshaft position (CMP) sensor B, bank 1 circuit intermittent Wiring, poor connection, ECM
P0386 Crankshaft position (CKP) sensor B -range/performance problem Insecure sensor/rotor, air gap, wiring, CKP sensor
P0390 Camshaft position (CMP) sensor B, bank 2 circuit malfunction Wiring, poor connection, CMP sensor, ECM
P0391 Camshaft position (CMP) sensor B, bank 2 circuit range/performance Wiring, poor connection, CMP sensor
P0392 Camshaft position (CMP) sensor B, bank 2 circuit low input Wiring short to earth, CMP sensor, ECM -
P0393 Camshaft position (CMP) sensor B, bank 2 circuit high input Wiring short to positive, CMP sensor, ECM - - - -ยท
P0394Camshaft position (CMP) sensor B, bank 2circuit intermittent Wiring, poor connection, ECM
P0421 Warm up catalytic converter, bank 1 -efficiency below threshold Catalytic converter, wiring, HO2S 2
P0431 Warm up catalytic converter, bank 2 -efficiency below threshold Catalytic converter, wiring, HO2S 2
P0456 Evaporative emission (EVAP) system -very small leak detected Mechanical fault, hose connection(s), EVAP pressure sensor
P0457 Evaporative emission (EVAP) system -leak detected (filler cap loose/off) Mechanical fault, hose connection(s), EVAP pressure sensor
P0488 Exhaust gas recirculation (EGR) system, throttle position control -range/performance Wiring, poor connection, ECM
P0606 Engine control module (ECM)/powertrain control module (PCM) -processor fault ECM/PCM
P0658 Actuator supply voltage -circuit low Wiring short to earth, actuator
P0880Transmission control module (TCM) -power input signal malfunction Wiring, poor connection, TCM
P0885 Transmission control module (TCM) power relay control circuit open Wiring, poor connection, TCM power relay, TCM
P0961 Pressure control (PC) solenoid A -control circuit range/performance Wiring, poor connection, pressure control solenoid, ECM/PCM/TCM
P0965 Pressure control (PC) solenoid B -control circuit range/performance Wiring, poor connection, pressure control solenoid, ECM/PCM/TCM
P0969 Pressure control (PC) solenoid C -control circuit range/ performance Wiring, poor connection, pressure control solenoid, ECM/PCM/TCM
P1 Codes
Trouble Code Fault Location
P1298Electric Load Detector Circuit High Voltage (Honda) IDM Failure (Ford) Air/Fuel Ratio Lean Under Wide Open Throttle Condition (Chrysler, Dodge)
P1320Ignition Signal (Infiniti, Nissan) IC Module 4X Reference Circuit Intermittent No Pulses (Buick, Cadillac, Chevrolet, GMC) Igniter Circuit Malfunction No. 5 (Lexus, Toyota) Knock Sensor 2 Circuit Short to Ground (Audi, VW)
P2 Codes
Trouble Code Fault Location Probable Cause
P2000Nitrogen oxides (NOx) trap, bank 1 - efficiency below thresholdNOx trap
P2001Nitrogen oxides (NOx) trap, bank 2 - efficiency below thresholdNOx trap
P2004Intake manifold air control actuator / solenoid, bank 1 - actuator / solenoid stuck openWiring, intake manifold air control actuator / solenoid, mechanical fault
P2005Intake manifold air control actuator / solenoid, bank 2 - actuator / solenoid stuck openWiring, intake manifold air control actuator / solenoid, mechanical fault
P2096Post catalytic converter fuel trim (FT), bank 1 -too leanCatalytic converter, exhaust leak
P2098Post catalytic converter fuel trim (FT), bank 2- too leanCatalytic converter, exhaust leak
P2138Throttle position (TP) sensor/switch D/E - voltage correlationWiring, TP sensor/switch
P215AVehicle speed sensor (VSS)/wheel speed - correlationWiring, VSS, wheel speed sensor, incorrect tyre size, ECM
P2195Heated oxygen sensor (H02S) 1, bank 1 - signal stuck lean H02S, fuel pressure, injectors, intake leak
P2197Heated oxygen sensor (H02S) 1, bank 2- signal stuck lean / - implausible signalH02S, fuel pressure, injectors, intake leak / Wiring, short to positive, short to ground, H02S, ECM
P244BDiesel particulate filter (DPF) - differential pressure too highDPF regeneration fluid, Large exhaust leaks, DPF pressure sensor, Open or shorted circuit/s
P2647Rocker arm actuator A, bank 1 - actuator stuck onRocker arm actuator
P2649Rocker arm actuator A, bank 1 - circuit highWiring short to positive, rocker arm actuator
P2999ISO/SAE Reserved
U Codes
Trouble Code Fault Location
U0028Vehicle area network (VAN) data bus A
U0404Invalid data received - gear shift module
B Codes
Trouble Code Fault Location
B1208EIC Switch-1 Assembly Circuit Short To Ground
B1660Seat Driver Front Up Circuit Open