GSIC - Global Service Information Center

# SFI SYSTEM > DIAGNOSTIC TROUBLE CODE CHART

## for Preparation Click here

HINT:

  Parameters listed in the chart may be different than your readings depending on the type of instrument and other factors.

  If a DTC is displayed during the DTC check in check mode, check the circuit for the DTC listed in the table below. For details of each DTC, go to the page number under each DTC code in the chart.

DTC No. | Detection Item | Suspected area | MIL | Memory | See page
P0010 | Camshaft Position "A" Actuator Circuit (Bank 1) | - Open or short in Oil Control Valve (OCV) circuit (bank 1) - OCV (bank 1) - ECM | Comes on | DTC stored | Click here

P0011

Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)

- Valve timing
- OCV (bank 1)
- OCV filter (bank 1)
- Camshaft timing gear assembly
- ECM

Comes on

DTC stored

Click here

P0012

Camshaft Position "A" - Timing Over-Retarded (Bank 1)

- Valve timing
- OCV (bank 2)
- OCV filter (bank 2)
- Camshaft timing gear assembly
- ECM

Comes on

DTC stored

Click here

P0016 | Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A) | - Mechanical system (jumped tooth or chain stretched) - ECM | Comes on | DTC stored | Click here
P0018 | Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A) | - Same as DTC P0016 | Comes on | DTC stored | Click here
P0020 | Camshaft Position "A" Actuator Circuit (Bank 2) | - Open or short in OCV circuit (bank 2) - OCV (bank 2) - ECM | Comes on | DTC stored | Click here
P0021 | Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2) | - Same as DTC P0011 | - | DTC stored | Click here
P0022 | Camshaft Position "A" - Timing Over-Retarded (Bank 2) | - Same as DTC P0012 | - | DTC stored | Click here
P0031 | Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) | - Open in Air-Fuel Ratio (A/F) sensor heater (bank 1 sensor 1) circuit - A/F sensor heater (bank 1 sensor 1) - A/F relay - ECM | Comes on | DTC stored | Click here
P0032 | Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1) | - Short in A/F sensor heater (bank 2 sensor 2) circuit - A/F sensor heater (bank 1 sensor 1) - A/F relay - ECM | Comes on | DTC stored | Click here
P0037 | Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) | - Heated Oxygen sensor (bank 1, 2 sensor 2) heater circuit - Heated Oxygen sensor heater (bank 1, 2 sensor 2) - Integration relay - ECM | Comes on | DTC stored | Click here
P0038 | Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2) | - Heated Oxygen sensor (bank 1, 2 sensor 2) heater circuit - Heated Oxygen sensor heater (bank 1, 2 sensor 2) - Integration relay - ECM | Comes on | DTC stored | Click here
P0051 | Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1) | - Same as DTC P0031 | Comes on | DTC stored | Click here
P0052 | Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1) | - Same as DTC P0032 | Comes on | DTC stored | Click here
P0057 | Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2) | - Same as DTC P0037 | Comes on | DTC stored | Click here
P0058 | Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2) | - Same as DTC P0038 | Comes on | DTC stored | Click here
P0100 | Mass Air Flow Circuit Malfunction | - Open or short in Mass Air Flow (MAF) meter circuit - MAF meter - ECM | Comes on | DTC stored | Click here
P0102 | Mass Air Flow Circuit Low | - Open in MAF meter circut - MAF meter - ECM | Comes on | DTC stored | Click here
P0103 | Mass Air Flow Circuit High | - Short in MAF meter circuit (+B circuit) - MAF meter - ECM | Comes on | DTC stored | Click here
P0110 | Intake Air Temperature Circuit | - Open or short in Intake Air Temperature (IAT) sensor circuit - IAT sensor (built into MAF meter) - ECM | Comes on | DTC stored | Click here
P0112 | Intake Air Temperature Circuit Low Input | - Short in IAT sensor circuit - IAT sensor (built into MAF meter) - ECM | Comes on | DTC stored | Click here
P0113 | Intake Air Temperature Circuit High Input | - Open in IAT sensor circuit - IAT sensor (built into MAF meter) - ECM | Comes on | DTC stored | Click here
P0115 | Engine Coolant Temperature Circuit | - Open or short in Engine Coolant Temperature (ECT) sensor circuit - ECT sensor - ECM | Comes on | DTC stored | Click here
P0116 | Engine Coolant Temperature Circuit Range / Performance Problem | - Cooling system - ECT sensor - Thermostat (water inlet) | Comes on | DTC stored | Click here
P0117 | Engine Coolant Temperature Circuit Low Input | - Short in ECT sensor circuit - ECT sensor - ECM | Comes on | DTC stored | Click here
P0118 | Engine Coolant Temperature Circuit High Input | - Open in ECT sensor circuit - ECT sensor - ECM | Comes on | DTC stored | Click here
P0120 | Throttle / Pedal Position Sensor / Switch "A" Circuit | - Throttle position sensor (built into throttle body) - ECM | Comes on | DTC stored | Click here
P0122 | Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input | - Throttle position sensor (built into throttle body) - Short in VTA1 circuit - Open in VC circuit - ECM | Comes on | DTC stored | Click here

P0123

Throttle / Pedal Position Sensor / Switch "A" Circuit High Input

- Throttle position sensor (built into throttle body)
- Open in VTA1 circuit
- Open in E2 circuit
- Short between VC and VTA1 circuit
- ECM

Comes on

DTC stored

Click here

P0136 | Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2) | - Open or short in heated oxygen sensor (bank 1 sensor 2) circuit - Heated oxygen sensor (bank 1 sensor 2) - Heated oxygen sensor heater (bank 1 sensor 2) - Integration relay | Comes on | DTC stored | Click here
P0137 | Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2) | - Same as DTC P0136 | Comes on | DTC stored | Click here
P0138 | Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2) | - Same as DTC P0136 | Comes on | DTC stored | Click here
P0156 | Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2) | - Open or short in heated oxygen sensor (bank 2 sensor 2) circuit - Heated oxygen sensor (bank 2 sensor 2) - Heated oxygen sensor heater (bank 2 sensor 2) - Integration relay | Comes on | DTC stored | Click here
P0157 | Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2) | - Same as DTC P0156 | Comes on | DTC stored | Click here
P0158 | Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2) | - Same as DTC P0156 | Comes on | DTC stored | Click here

P0171

System Too Lean (Bank 1)

- Air induction system
- Injector blockage
- MAF meter
- ECT sensor
- Fuel pressure
- Gas leakage in exhaust system
- Open or short in A/F sensor (bank 1 sensor 1) circuit
- A/F sensor (bank 1 sensor 1)
- A/F sensor heater (bank 1 sensor 1)
- A/F relay
- A/F sensor heater and A/F relay circuits
- PCV hose connections
- PCV valve and hose
- ECM

Comes on

DTC stored

Click here

P0172

System Too Rich (Bank 1)

- Injector leakage or blockage
- MAF meter
- ECT sensor
- Ignition system
- Fuel pressure
- Gas leakage in exhaust system
- Open or short in A/F sensor (bank 1 sensor 1) circuit
- A/F sensor (bank 1 sensor 1)
- A/F sensor heater (bank 1 sensor 1)
- A/F relay
- A/F sensor heater and A/F relay circuits
- ECM

Comes on

DTC stored

Click here

P0174

System Too Lean (Bank 2)

- Air induction system
- Injector blockage
- MAF meter
- ECT sensor
- Fuel pressure
- Gas leakage in exhaust system
- Open or short in A/F sensor (bank 2 sensor 1) circuit
- A/F sensor (bank 2 sensor 1)
- A/F sensor heater (bank 2 sensor 1)
- A/F relay
- A/F sensor heater and A/F relay circuits
- PCV hose connections
- PCV valve an hose
- ECM

Comes on

DTC stored

Click here

P0175

System Too Rich (Bank 2)

- Injector leakage or blockage
- MAF meter
- ECT sensor
- Ignition system
- Fuel pressure
- Gas leakage in exhaust system
- Open or short in A/F sensor (bank 2 sensor 1) circuit
- A/F sensor (bank 2 sensor 1)
- A/F sensor heater (bank 2 sensor 1)
- A/F relay
- A/F sensor heater and A/F relay circuits
- ECM

Comes on

DTC stored

Click here

P0220 | Throttle / Pedal Position Sensor / Switch "B" Circuit | - Thtottle position sensor (built into throttle body) - ECM | Comes on | DTC stored | Click here
P0222 | Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input | - Thtottle position sensor (built into throttle body) - Short in VTA2 circuit - Open in VC circuit - ECM | Comes on | DTC stored | Click here

P0223

Throttle / Pedal Position Sensor / Switch "B" Circuit High Input

- Thtottle position sensor (built into throttle body)
- Open in VTA2 circuit
- Open in E2 circuit
- Short in VC and VTA2 circuit
- ECM

Comes on

DTC stored

Click here

P0230 | Fuel Pump Primary Circuit | - Open or short in F/PMP relay circuit - F/PMP relay - ECM | - | DTC stored | Click here

P0300

Random / Multiple Cylinder Misfire Detected

- Open or short in engine wire harness
- Connector connection
- Vacuum hose connection
- Ignition system
- Injector
- Fuel pressure
- MAF meter
- ECT sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV hose connection
- PCV hose
- ECM

Blink

DTC stored

Click here

P0301 | Cylinder 1 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0302 | Cylinder 2 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0303 | Cylinder 3 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0304 | Cylinder 4 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0305 | Cylinder 5 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0306 | Cylinder 6 Misfire Detected | - Same as DTC P0300 | Blink | DTC stored | Click here
P0327 | Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) | - Short in knock sensor circuit - Knock sensor - ECM | Comes on | DTC stored | Click here
P0328 | Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor) | - Open in knock sensor circuit - Knock sensor - ECM | Comes on | DTC stored | Click here
P0332 | Knock Sensor 2 Circuit Low Input (Bank 2) | - Same as DTC P0327 | Comes on | DTC stored | Click here
P0333 | Knock Sensor 2 Circuit High Input (Bank 2) | - Same as DTC P0328 | Comes on | DTC stored | Click here
P0335 | Crankshaft Position Sensor "A" Circuit | - Open or short in crankshaft position sensor circuit - Crankshaft position sensor - Sensor plate (crankshaft) - ECM | Comes on | DTC stored | Click here
P0339 | Crankshaft Position Sensor "A" Circuit Intermittent | - Same as DTC P0335 | Comes on | DTC stored | Click here

P0340

Camshaft Position Sensor Circuit Malfunction

- Open or short in VVT sensor circuit
- VVT sensor
- Camshaft timing pulley
- Jumped tooth of timing chain
- ECM

Comes on

DTC stored

Click here

P0342 | Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor) | - Same as DTC P0340 | Comes on | DTC stored | Click here
P0343 | Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor) | - Same as DTC P0340 | Comes on | DTC stored | Click here
P0345 | Camshaft Position Sensor "A" Circuit (Bank 2) | - Same as DTC P0340 | Comes on | DTC stored | Click here
P0347 | Camshaft Position Sensor "A" Circuit Low Input (Bank 2) | - Same as DTC P0340 | Comes on | DTC stored | Click here
P0348 | Camshaft Position Sensor "A" Circuit High Input (Bank 2) | - Same as DTC P0340 | Comes on | DTC stored | Click here
P0351 | Ignition Coil "A" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT1 circuits from ignition coil to ECM - No. 1 ignition coil - ECM | Comes on | DTC stored | Click here
P0352 | Ignition Coil "B" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT2 circuits from ignition coil to ECM - No. 2 ignition coil - ECM | Comes on | DTC stored | Click here
P0353 | Ignition Coil "C" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT3 circuits from ignition coil to ECM - No. 3 ignition coil - ECM | Comes on | DTC stored | Click here
P0354 | Ignition Coil "D" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT4 circuits from ignition coil to ECM - No. 4 ignition coil - ECM | Comes on | DTC stored | Click here
P0355 | Ignition Coil "E" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT5 circuits from ignition coil to ECM - No. 5 ignition coil - ECM | Comes on | DTC stored | Click here
P0356 | Ignition Coil "F" Primary / Secondary Circuit | - Ignition system - Open or short in IGF or IGT6 circuits from ignition coil to ECM - No. 6 ignition coil - ECM | Comes on | DTC stored | Click here
P0420 | Catalyst System Efficiency Below Threshold (Bank 1) | - Gas leakage from exhaust system - A/F sensor (bank 1 sensor 1) - Heated oxygen sensor (bank 1 sensor 2) - Exhaust manifold (Three-way Catalytic Converter [TWC]) | Comes on | DTC stored | Click here
P0430 | Catalyst System Efficiency Below Threshold (Bank 2) | - Gas leakage from exhaust system - A/F sensor (bank 2 sensor 1) - Heated oxygen sensor (bank 2 sensor 2) - Exhaust manifold (Three-way Catalytic Converter [TWC]) | Comes on | DTC stored | Click here
P0443 | Evaporative Emission Control System Purge Control Valve Circuit | - Open or short in VSV for EVAP circuit - VSV for EVAP - ECM | Comes on | DTC stored | Click here
P0500 | Vehicle Speed Sensor Malfunction | - Open or short in vehicle speed sensor circuit - Vehicle speed sensor - Combination meter - ECM | Comes on | DTC stored | Click here
P0504 | Brake Switch "A" / "B" Correlation | - Short in stop light switch signal circuit - STOP fuse - Stop light switch - ECM | - | DTC stored | Click here
P0505 | Idle Control System Malfunction | - Electronic Throttle Control System (ETCS) - Air induction system - PCV hose connections - ECM | Comes on | DTC stored | Click here
P0560 | System Voltage | - Open in back-up power source circuit - ECM | Comes on | DTC stored | Click here
P0604 | Internal Control Module Random Access Memory (RAM) Error | - ECM | Comes on | DTC stored | Click here
P0606 | ECM / PCM Processor | - ECM | Comes on | DTC stored | Click here
P0607 | Control Module Performance | - ECM | Comes on | DTC stored | Click here

P0617

Starter Relay Circuit High

- Short in PNP switch (A/T) circuit
- STA signal circuit (M/T)
- PNP switch (A/T)
- Ignition switch
- ECM

Comes on

DTC stored

Click here

P0657 | Actuator Supply Voltage Circuit / Open | - ECM | Comes on | DTC stored | Click here
P0660 | Intake Manifold Tuning Valve Control Circuit / Open (Bank 1) | - Open or short in VSV for ACIS circuit - VSV for ACIS - ECM | Comes on | DTC stored | Click here
P2102 | Throttle Actuator Control Motor Circuit Low | - Open in throttle actuator circuit - Throttle actuator - ECM | Comes on | DTC stored | Click here

P2103

Throttle Actuator Control Motor Circuit High

- Short in throttle actuator circuit
- Throttle actuator
- Throttle valve
- Throttle body
- ECM

Comes on

DTC stored

Click here

P2111 | Throttle Actuator Control System - Stuck Open | - Throttle actuator - Throttle valve - Throttle body | Comes on | DTC stored | Click here
P2112 | Throttle Actuator Control System - Stuck Closed | - Same as DTC P2111 | Comes on | DTC stored | Click here
P2118 | Throttle Actuator Control Motor Current Range / Performance | - Open in ETCS power source circuit - ETCS fuse - ECM | Comes on | DTC stored | Click here
P2119 | Throttle Actuator Control Throttle Body Range / Performance | - ETCS - ECM | Comes on | DTC stored | Click here
P2120 | Throttle / Pedal Position Sensor / Switch "D" Circuit | - Accelerator pedal position sensor - ECM | Comes on | DTC stored | Click here
P2121 | Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance | - Accelerator pedal position sensor circuit - Accelerator pedal position sensor - ECM | Comes on | DTC stored | Click here
P2122 | Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input | - Accelerator pedal position sensor - Open in VCP1 circuit - Open or ground short VPA1 circuit - ECM | Comes on | DTC stored | Click here
P2123 | Throttle / Pedal Position Sensor / Switch "D" Circuit High Input | - Accelerator pedal position sensor - Open in EPA circuit - ECM | Comes on | DTC stored | Click here
P2125 | Throttle / Pedal Position Sensor / Switch "E" Circuit | - Accelerator pedal position sensor - ECM | Comes on | DTC stored | Click here
P2127 | Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input | - Accelerator pedal position sensor - Open in VCP2 circuit - Open or ground short in VPA2 circuit - ECM | Comes on | DTC stored | Click here
P2128 | Throttle / Pedal Position Sensor / Switch "E" Circuit High Input | - Accelerator pedal position sensor - Open in EPA2 circuit - ECM | Comes on | DTC stored | Click here
P2135 | Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation | - Short in VTA1 and VTA2 circuits - Throttle position sensor (built into throttle body) - ECM | Comes on | DTC stored | Click here
P2138 | Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation | - Short in VPA and VPA2 circuits - Accelerator pedal position sensor - ECM | Comes on | DTC stored | Click here

P2195

Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)

- Open or short in A/F sensor (bank 1 sensor 1) circuit
- A/F sensor (bank 1 sensor 1)
- A/F sensor heater (bank 1 sensor 1)
- A/F sensor heater relay
- A/F sensor heater and relay circuit
- Air induction system
- Fuel pressure
- Injector
- ECM

Comes on

DTC stored

Click here

P2196 | Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1) | - Same as DTC P2195 | Comes on | DTC stored | Click here

P2197

Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1)

- Open or short in A/F sensor (bank 2 sensor 1) circuit
- A/F sensor (bank 2 sensor 1)
- A/F sensor heater (bank 2 sensor 1)
- A/F sensor heater relay
- A/F sensor heater and relay circuit
- Air induction system
- Fuel pressure
- Injector
- ECM

Comes on

DTC stored

Click here

P2198 | Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1) | - Same as DTC P2197 | Comes on | DTC stored | Click here

P2238

Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)

- Open or short in A/F sensor circuit
- A/F sensor
- A/F sensor heater
- A/F relay
- A/F sensor heater and relay circuits
- ECM

Comes on

DTC stored

Click here

P2239 | Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2241 | Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2242 | Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2252 | Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2253 | Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2255 | Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here
P2256 | Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1) | - Same as DTC P2238 | Comes on | DTC stored | Click here

P2A00

A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)

- Open or short in A/F sensor (bank 1 sensor 1) circuit
- A/F sensor (bank 1 sensor 1)
- A/F sensor heater
- A/F sensor heater relay
- A/F sensor heater and relay circuit
- Air induction system
- Fuel pressure
- Injector
- PCV valve and hose
- PCV hose connections
- ECM

Comes on

DTC stored

Click here

P2A03

A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)

- Open or short in A/F sensor (bank 2 sensor 1) circuit
- A/F sensor (bank2 sensor 1)
- A/F sensor heater
- A/F sensor heater relay
- A/F sensor heater and relay circuit
- Air induction system
- Fuel pressure
- Injector
- PCV valve and hose
- PCV hose connections
- ECM

-

DTC stored

Click here