SFI SYSTEM > DIAGNOSTIC TROUBLE CODE CHART

for Preparation Click here


HINT:
  1. Parameters listed in the chart may be different from your readings depending on the type of instruments and other factors.
  2. If any DTCs are displayed during a check mode DTC check, check the circuit for the DTCs listed in the table below. For details of each DTC, refer to the page indicated.
  3. *1: MIL flashes when a catalyst damaged misfire is detected.


SFI System 
DTC Code
Detection Item
Trouble Area
MIL
Memory
See page
P0010
Camshaft Position "A" Actuator Circuit (Bank 1)
-Open or short in OCV circuit
-OCV
-ECM
Comes on
DTC stored
Click here
P0011
Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)
-Valve timing
-Camshaft timing oil control valve (OCV)
-OCV Filter
-Camshaft timing sprocket assembly
-ECM
Comes on
DTC stored
Click here
P0012
Camshaft Position "A" - Timing Over-Retarded (Bank 1)
-Valve timing
-Camshaft timing oil control valve (OCV)
-OCV Filter
-Camshaft timing sprocket assembly
-ECM
Comes on
DTC stored
Click here
P0016
Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
-Mechanical system (Timing chain has jumped tooth or chain stretched)
-Camshaft Timing Oil Control Valve (OCV)
-OCV filter
-Camshaft timing sprocket assembly
-ECM
Comes on
DTC stored
Click here
P0031
Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
-Open in air fuel ratio sensor heater circuit
-Air fuel ratio sensor (sensor 1)
-Integration relay (EFI relay)
-ECM
Comes on
DTC stored
Click here
P0032
Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
-Short in air fuel ratio sensor heater circuit
-Air fuel ratio sensor (sensor 1)
-Integration relay (EFI relay)
-ECM
Comes on
DTC stored
Click here
P0037
Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
-Open in heated oxygen sensor heater circuit
-Heated oxygen sensor (sensor 2)
-Integration relay (EFI relay)
-ECM
Comes on
DTC stored
Click here
P0038
Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
-Short in heated oxygen sensor heater circuit
-Heated oxygen sensor (sensor 2)
-Integration relay (EFI relay)
-ECM
Comes on
DTC stored
Click here
P0107
Manifold Absolute Pressure / Barometric Pressure Circuit Low Input
-Open or short in manifold absolute pressure sensor circuit
-Manifold absolute pressure sensor
-ECM
Comes on
DTC stored
Click here
P0108
Manifold Absolute Pressure / Barometric Pressure Circuit High Input
-Open or short in manifold absolute pressure sensor circuit
-Manifold absolute pressure sensor
-ECM
Comes on
DTC stored
Click here
P0112
Intake Air Temperature Circuit Low Input
-Short in intake air temperature sensor circuit
-Intake air temperature sensor (built into manifold absolute pressure sensor)
-ECM
Comes on
DTC stored
Click here
P0113
Intake Air Temperature Circuit High Input
-Open in intake air temperature sensor circuit
-Intake air temperature sensor (built into manifold absolute pressure sensor)
-ECM
Comes on
DTC stored
Click here
P0115
Engine Coolant Temperature Circuit Malfunction
-Open or short in engine coolant temperature sensor circuit
-Engine coolant temperature sensor
-ECM
Comes on
DTC stored
Click here
P0116
Engine Coolant Temperature Circuit Range / Performance Problem
-Thermostat (Water inlet)
-Engine coolant temperature sensor
Comes on
DTC stored
Click here
P0117
Engine Coolant Temperature Circuit Low Input
-Short in engine coolant temperature sensor circuit
-Engine coolant temperature sensor
-ECM
Comes on
DTC stored
Click here
P0118
Engine Coolant Temperature Circuit High Input
-Open in engine coolant temperature sensor circuit
-Engine coolant temperature sensor
-ECM
Comes on
DTC stored
Click here
P0120
Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction
-Throttle position sensor (built into throttle body assembly)
-ECM
Comes on
DTC stored
Click here
P0121
Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem
-Throttle position sensor (built into throttle body assembly)
Comes on
DTC stored
Click here
P0122
Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input
-Throttle position sensor (built into throttle body assembly)
-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 assembly)
-Open in VTA1 circuit
-Open in E2 circuit
-Short between VC and VTA1 circuits
-ECM
Comes on
DTC stored
Click here
P0136
Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
-Open or short in heated oxygen sensor (sensor 2) circuit
-Heated oxygen sensor (sensor 2)
-Air fuel ratio sensor (sensor 1)
-Gas leak from exhaust system
-EGR valve assembly
Comes on
DTC stored
Click here
P0137
Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
-Open in heated oxygen sensor (sensor 2) circuit
-Heated oxygen sensor (sensor 2)
-Gas leak from exhaust system
-EGR valve assembly
Comes on
DTC stored
Click here
P0138
Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
-Short in heated oxygen sensor (sensor 2) circuit
-Heated oxygen sensor (sensor 2)
-Air fuel ratio sensor (sensor 1)
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P0171
System Too Lean (Bank 1)
-Air induction system
-Fuel injector blockage
-Manifold absolute pressure sensor
-Engine coolant temperature sensor
-Fuel pressure
-Gas leak from exhaust system
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-PCV valve and hose
-PCV hose connections
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P0172
System Too Rich (Bank 1)
-Fuel injector leak or blockage
-Manifold absolute pressure sensor
-Engine coolant temperature sensor
-Ignition system
-Fuel pressure
-Gas leak from exhaust system
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P0220
Throttle / Pedal Position Sensor / Switch "B" Circuit
-Throttle position sensor (built into throttle body assembly)
-ECM
Comes on
DTC stored
Click here
P0222
Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input
-Throttle position sensor (built into throttle body assembly)
-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
-Throttle position sensor (built into throttle body assembly)
-Open in VTA2 circuit
-Open in E2 circuit
-Short between VC and VTA2 circuits
-ECM
Comes on
DTC stored
Click here
P0300
Random / Multiple Cylinder Misfire Detected
-Open or short in engine wire harness
-Connector connection
-Vacuum hose connections
-Ignition system
-Fuel injector assembly
-Fuel pressure
-Manifold Absolute Pressure Sensor
-Engine coolant temperature sensor
-Compression pressure
-Valve clearance
-Valve timing
-PCV valve and hose
-PCV hose connection
-Air induction system
-EGR valve assembly
-ECM
Comes on
*1
DTC stored
Click here
P0301
Cylinder 1 Misfire Detected
-Open or short in engine wire harness
-Connector connection
-Vacuum hose connections
-Ignition system
-Fuel injector assembly
-Fuel pressure
-Manifold Absolute Pressure Sensor
-Engine coolant temperature sensor
-Compression pressure
-Valve clearance
-Valve timing
-PCV valve and hose
-PCV hose connection
-Air induction system
-EGR valve assembly
-ECM
Comes on
*1
DTC stored
Click here
P0302
Cylinder 2 Misfire Detected
-Open or short in engine wire harness
-Connector connection
-Vacuum hose connections
-Ignition system
-Fuel injector assembly
-Fuel pressure
-Manifold Absolute Pressure Sensor
-Engine coolant temperature sensor
-Compression pressure
-Valve clearance
-Valve timing
-PCV valve and hose
-PCV hose connection
-Air induction system
-EGR valve assembly
-ECM
Comes on
*1
DTC stored
Click here
P0303
Cylinder 3 Misfire Detected
-Open or short in engine wire harness
-Connector connection
-Vacuum hose connections
-Ignition system
-Fuel injector assembly
-Fuel pressure
-Manifold Absolute Pressure Sensor
-Engine coolant temperature sensor
-Compression pressure
-Valve clearance
-Valve timing
-PCV valve and hose
-PCV hose connection
-Air induction system
-EGR valve assembly
-ECM
Comes on
*1
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
P0335
Crankshaft Position Sensor "A" Circuit
-Open or short in crankshaft position sensor circuit
-Crankshaft position sensor
-Crankshaft position sensor plate
-ECM
Comes on
DTC stored
Click here
P0339
Crankshaft Position Sensor "A" Circuit Intermittent
-Open or short in crankshaft position sensor circuit
-Crankshaft position sensor
-Crankshaft position sensor plate
-ECM
-
DTC stored
Click here
P0340
Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor)
-Open or short in sensor circuit
-Camshaft position sensor
-Camshaft
-Jumped tooth of timing chain
-ECM
Comes on
DTC stored
Click here
P0351
Ignition Coil "A" Primary / Secondary Circuit
-Ignition system
-Open or short in IGF1 or IGT (1 to 3) circuit
-No. 1 to No. 3 ignition coils
-ECM
Comes on
DTC stored
Click here
P0352
Ignition Coil "B" Primary / Secondary Circuit
-Ignition system
-Open or short in IGF1 or IGT (1 to 3) circuit
-No. 1 to No. 3 ignition coils
-ECM
Comes on
DTC stored
Click here
P0353
Ignition Coil "C" Primary / Secondary Circuit
-Ignition system
-Open or short in IGF1 or IGT (1 to 3) circuit
-No. 1 to No. 3 ignition coils
-ECM
Comes on
DTC stored
Click here
P0401
Exhaust Gas Recirculation Flow Insufficient Detected
-Open or short in EGR circuit
-EGR valve assembly
-EGR passage
-Manifold absolute pressure sensor
-ECM
-
DTC stored
Click here
P0403
Exhaust Gas Recirculation Control Circuit
-Open or short in EGR circuit
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P0420
Catalyst System Efficiency Below Threshold (Bank 1)
-Gas leak from exhaust system
-Air fuel ratio sensor (sensor 1)
-Heated oxygen sensor (sensor 2)
-Exhaust manifold assembly (TWC: Front catalyst)
-Front exhaust pipe assembly (TWC: Rear catalyst)
-EGR valve assembly
Comes on
DTC stored
Click here
P0443
Evaporative Emission Control System Purge Control Valve Circuit
-Open or short in purge VSV circuit
-Purge VSV
-ECM
Comes on
DTC stored
Click here
P0500
Vehicle Speed Sensor "A"
-Open or short in speed signal circuit
-Combination meter assembly (Skid control ECU, Vehicle speed sensor)
-ECM
Comes on
DTC stored
Click here
P0504
Brake Switch "A" / "B" Correlation
-Short in stop light switch signal circuit
-Stop light switch assembly
-STOP fuse
-IGN fuse
-ECM
-
DTC stored
Click here
P0505
Idle Control System Malfunction
-Throttle body assembly
-Air induction system
-Ventilation hose connection
-PCV hose
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P0560
System Voltage
-Open in back-up power source circuit
-Battery
-Battery terminals
-EFI fuse
-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
P060A
Internal Control Module Monitoring Processor Performance
-ECM
Comes on
DTC stored
Click here
P060B
Internal Control Module A/D Processing Performance
-ECM
Comes on
DTC stored
Click here
P060D
Internal Control Module Accelerator Pedal Position Performance
-ECM
Comes on
DTC stored
Click here
P060E
Internal Control Module Throttle Position Performance
-ECM
Comes on
DTC stored
Click here
P0617
Starter Relay Circuit High
-Clutch start switch assembly
-Park/Neutral start switch assembly
-Starter relay circuit
-Ignition switch assembly *2
-Power Management ECU *3
-ECM
Comes on
DTC stored
Click here
P0657
Actuator Supply Voltage Circuit / Open
-ECM
Comes on
DTC stored
Click here
P0724
Brake Switch "B" Circuit High
-Short in stop light switch signal circuit
-Stop light switch assembly
-ECM
Comes on
DTC stored
Click here
P1603*4
Engine Stall History
-Air leak in intake system
-Purge VSV
-Brake booster hose not connected properly
-Manifold absolute pressure sensor
-Engine coolant temperature sensor
-Wire harness or connector
-Air fuel ratio sensor
-Power supply circuit (purge VSV, fuel injector assembly, ignition coil assembly)
-Fuel pump
-Fuel pump control system
-Fuel line
-Throttle body assembly
-Camshaft timing oil control valve
-Air conditioning system
-Power steering system
-Electrical load signal system
-CVT system
-Park/neutral position switch
-EGR valve
-ECM
-
DTC stored
Click here
P1604
Startability Malfunction
-Immobiliser system
-Engine assembly (excess friction, compression loss)
-Starter
-Crankshaft position sensor
-Engine coolant temperature sensor
-Fuel pump
-Fuel pump control system
-Fuel pipes
-Fuel injector assembly
-Throttle body
-Pressure regulator
-Battery
-Drive plate *4
-Flywheel *5
-Spark plug
-Ignition coil circuit
-Intake system
-Camshaft timing oil control valve
-Manifold absolute pressure sensor
-Air fuel ratio sensor
-Valve timing
-Fuel
-Purge VSV
-EGR system
-Intake valve
-Exhaust valve
-ECM
-
DTC stored
Click here
P1605
Rough Idling
-Air leak in intake system
-Purge VSV
-Brake booster hose not connected properly
-Manifold absolute pressure sensor
-Engine coolant temperature sensor
-Wire harness or connector
-Air fuel ratio sensor
-Power supply circuit (purge VSV, fuel injector assembly, ignition coil assembly)
-Fuel pump
-Fuel pump control system
-Fuel line
-Throttle body
-Camshaft timing oil control valve
-Knock sensor
-Ignition coil assembly
-Fuel injector assembly
-Spark plug
-Air conditioning system
-Power steering system
-Electrical load signal system
-CVT system
-Park/neutral position switch
-EGR valve
-ECM
-
DTC stored
Click here
P2102
Throttle Actuator Control Motor Circuit Low
-Open in throttle actuator circuit
-Throttle body assembly
-ECM
Comes on
DTC stored
Click here
P2103
Throttle Actuator Control Motor Circuit High
-Short in throttle actuator circuit
-Throttle body assembly
-ECM
Comes on
DTC stored
Click here
P2109
Throttle / Pedal Position Sensor "A" Minimum Stop Performance
-Throttle body assembly
Comes on
DTC stored
Click here
P2111
Throttle Actuator Control System - Stuck Open
-Throttle actuator
-Throttle body assembly
-Throttle valve
-ECM
-Wire harness or connector
Comes on
DTC stored
Click here
P2112
Throttle Actuator Control System - Stuck Closed
-Throttle actuator
-Throttle body assembly
-Throttle valve
-ECM
-Wire harness or connector
Comes on
DTC stored
Click here
P2118
Throttle Actuator Control Motor Current Range / Performance
-Open in ETCS power source circuit
-Battery
-Battery terminals
-ETCS fuse
-ECM
Comes on
DTC stored
Click here
P2119
Throttle Actuator Control Throttle Body Range / Performance
-ETCS (Electronic Throttle Control System)
-ECM
-Wire harness or connector
Comes on
DTC stored
Click here
P2120
Throttle / Pedal Position Sensor / Switch "D" Circuit
-Accelerator pedal position sensor (accelerator pedal assembly)
-ECM
Comes on
DTC stored
Click here
P2121
Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance
-Accelerator pedal position sensor (accelerator pedal assembly)
-ECM
Comes on
DTC stored
Click here
P2122
Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input
-Accelerator pedal position sensor (accelerator pedal assembly)
-Open in VCP1 circuit
-Open or ground short in VPA circuit
-ECM
Comes on
DTC stored
Click here
P2123
Throttle / Pedal Position Sensor / Switch "D" Circuit High Input
-Accelerator pedal position sensor (accelerator pedal assembly)
-Open in EPA circuit
-ECM
Comes on
DTC stored
Click here
P2125
Throttle / Pedal Position Sensor / Switch "E" Circuit
-Accelerator pedal position sensor (accelerator pedal assembly)
-ECM
Comes on
DTC stored
Click here
P2127
Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input
-Accelerator pedal position sensor (accelerator pedal assembly)
-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 (accelerator pedal assembly)
-Open in EPA2 circuit
-ECM
Comes on
DTC stored
Click here
P2135
Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
-Short between VTA1 and VTA2 circuits
-Throttle position sensor (built into throttle body assembly)
-ECM
Comes on
DTC stored
Click here
P2138
Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
-Short between VPA and VPA2 circuits
-Accelerator pedal position sensor (accelerator pedal assembly)
-ECM
Comes on
DTC stored
Click here
P2195
Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-Air fuel ratio sensor heater (sensor 1)
-Integration relay (EFI relay)
-Air fuel ratio sensor heater circuit
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P2196
Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-Air fuel ratio sensor heater (sensor 1)
-Integration relay (EFI relay)
-Air fuel ratio sensor heater circuit
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P2237
Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-ECM
Comes on
DTC stored
Click here
P2238
Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
P2239
Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-ECM
Comes on
DTC stored
Click here
P2252
Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-ECM
Comes on
DTC stored
Click here
P2253
Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor (sensor 1) circuit
-Air fuel ratio sensor (sensor 1)
-ECM
Comes on
DTC stored
Click here
P2610
ECM / PCM Internal Engine Off Timer Performance
-ECM
Comes on
DTC stored
Click here
P2A00
A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
-Open or short in air fuel ratio sensor circuit
-Air fuel ratio sensor
-EGR valve assembly
-ECM
Comes on
DTC stored
Click here
U0129*4
Lost Communication with Skid Control ECU
-Wire harness (CANL and CANH circuits)
-ECM
-Skid control ECU
Comes on
DTC stored
Click here
  1. *2: w/o Entry and Start System
  2. *3: w/ Entry and Start System
  3. *4: for CVT
  4. *5: for Manual Transaxle