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
P015BO2 Sensor Delayed Response – Lean to RichDefective O2 sensor(s), Wiring, Defective catalytic converter, Engine exhaust leaks
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 - - - -·
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
P042FExhaust Gas Recirculation "A" Control Stuck Closed -
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
P0599 Thermostat heater control system -circuit high Wiring short to positive, relay, thermostat heater
P0606 Engine control module (ECM)/powertrain control module (PCM) -processor fault ECM/PCM
P0658 Actuator supply voltage -circuit low Wiring short to earth, actuator
P0660 Intake manifold air control solenoid, bank 1 -circuit open Wiring, intake manifold air control solenoid
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)
P1338Camshaft Position Sensor Bank 1 Open Circuit Or Short To Positive (AUDI, VOLKSWAGEN) #8 MF Signal Line Short (HYUNDAI)
P1339Crankshaft Position/Engine Speed Sensor Cross Connected (AUDI, VOLKSWAGEN)
P1632Accelerator Pedal Position Sensor Supply Voltage (AUDI, VOLKSWAGEN) Theft Deterrent Start Disable Signal Received (BUICK, CADILLAC, CHEVROLET, GMC, PONTIAC, SATURN) TCS System Malfunction (HYUNDAI) Immobilizer System Fueling Disabled (ISUZU) Battery Voltage Monitor Circuit Malfunction (KIA, MAZDA) Engine Control Module Defective (SAAB)
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
P214DLong term fuel trim (LTFT), bank 1 -range/performance problemCatalytic converter, exhaust leak, injector leakage, H02S
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
U0416Invalid data received - vehicle dynamics control module
B Codes
Trouble Code Fault Location
B1208EIC Switch-1 Assembly Circuit Short To Ground
B1660Seat Driver Front Up Circuit Open
B1676Battery Pack Voltage Out Of Range