LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2004 >> MR2 C65M >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Diagnostics >> Diagnostic Trouble Code Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Chart

HINT:

Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors.

If a malfunction code is displayed during the DTC check in check mode, check the circuit for the code listed in the table below. For details about each code, refer to the page number under "DTC No.".

DIAGNOSTIC TROUBLE CODES

DTC Description
DTC P0010  Camshaft Position "A" Actuator Circuit (Bank 1)
DTC P0011  Camshaft Position "A" Timing Over-Advanced or System Performance (Bank 1)
DTC P0012  Camshaft Position "A" Timing Over-Retarded (Bank 1)
DTC P0016  Crankshaft Position-Camshaft Position Correlation (Bank 1 Sensor A)
DTC P0031  Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
DTC P0032  Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 1)
DTC P0037  Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
DTC P0038  Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
DTC P0051  Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 1)
DTC P0052  Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 1)
DTC P0100  Mass or Volume Air Flow Circuit
DTC P0101  Mass or Volume Air Flow Circuit Range/Performance Problem
DTC P0110  Intake Air Temperature Circuit
DTC P0115  Engine Coolant Temperature Circuit
DTC P0116  Engine Coolant Temperature Circuit Range/Performance Problem
DTC P0120  Throttle/Pedal Position Sensor/Switch "A" Circuit (M/T)
DTC P0120  Throttle/Pedal Position Sensor/Switch "A" Circuit (SMT)
DTC P0121  Throttle/Pedal Position/Switch "A" Circuit Range/Performance Problem
DTC P0125  Insufficient Coolant Temperature for Closed Loop Fuel Control
DTC P0128  Coolant Thermostat (Coolant Temp. Below Thermostat Regulating Temp.)
DTC P0130  Oxygen Sensor Circuit (Bank 1 Sensor 1)
DTC P0133  Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1)
DTC P0134  Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
DTC P0136  Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
DTC P0150  Oxygen Sensor Circuit (Bank 2 Sensor 1)
DTC P0153  Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1)
DTC P0154  Oxygen Sensor Circuit No Activity Detected (Bank 2 Sensor 1)
DTC P0171  System too Lean (Bank 1)
DTC P0172  System too Rich (Bank 1)
DTC P0174  System too Lean (Bank 2)
DTC P0175  System too Rich (Bank 2)
DTC P0300  Random/Multiple Cylinder Misfire Detected
DTC P0301  Cylinder 1 Misfire Detected
DTC P0302  Cylinder 2 Misfire Detected
DTC P0303  Cylinder 3 Misfire Detected
DTC P0304  Cylinder 4 Misfire Detected
DTC P0325  Knock Sensor 1 Circuit (Bank 1 or Single Sensor)
DTC P0335  Crankshaft Position Sensor "A" Circuit
DTC P0339  Crankshaft Position Sensor "A" Circuit Intermittent
DTC P0340  Camshaft Position Sensor Circuit "A" (Bank 1 or Signal Sensor)
DTC P0341  Camshaft Position Sensor "A" Circuit Range/Performance (Signal Sensor)
DTC P0351  Ignition Coil "A" Primary/Secondary Circuit
DTC P0352  Ignition Coil "B" Primary/Secondary Circuit
DTC P0353  Ignition Coil "C" Primary/Secondary Circuit
DTC P0354  Ignition Coil "D" Primary/Secondary Circuit
DTC P0420  Catalyst System Efficiency Below Threshold (Bank 1)
DTC P0441  Evaporative Emission Control System Incorrect Purge Flow
DTC P0442  Evaporative Emission Control System Leak Detected (small leak)
DTC P0446  Evaporative Emission Control System Vent Control Circuit
DTC P0450  Evaporative Emission Control System Pressure Sensor/Switch
DTC P0451  Evaporative Emission Control System Pressure Sensor/Switch Range/Performance
DTC P0456  Evaporative Emission Control System Leak Detected (very small leak)
DTC P0500  Vehicle Speed Sensor "A"
DTC P0503  Vehicle Speed Sensor "A" Intermittent/Erratic/High
DTC P0504  Brake Switch "A'V'B" Correlation
DTC P0505  Idle Air Control System (M/T)
DTC P0505  Idle Air Control System (SMT)
DTC P0511  Idle Air Control Circuit (M/T)
DTC P0560  System Voltage
DTC P0604  Internal Control Module Randam Access Memory (RAM) Error
DTC P0606  ECM/PCM Processor
DTC P0607  Control Module Performance
DTC P0617  Starter Relay Circuit High
DTC P0657  Actuator Supply Voltage Circuit Open
DTC P0724  Brake Switch "B" Circuit High
DTC P0860  Gear Shift Module Communication Circuit
DTC P1126  Magnetic Clutch Circuit Malfunction
DTC P1645  Multiplex Communication Malfunction
DTC P1646  Transmission Control ECU Malfunction
DTC P2102  Throttle Actuator Control Motor Circuit Low
DTC P2103  Throttle Actuator Control Motor Circuit High
DTC P2111  Throttle Actuator Control System-Stuck Open
DTC P2118  Throttle Actuator Control Motor Current Range/Performance
DTC P2119  Throttle Actuator Control Throttle Body Range/Performance
DTC P2120  Throttle/Pedal Position Sensor/Switch "D" Circuit
DTC P2121  Accelerator Pedal Position Sensor Range/Performance Problem
Fig 1: Diagnostics Trouble Code Chart (1 Of 5)
G02913587Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Diagnostics Trouble Code Chart (2 Of 5)
G02913588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Diagnostics Trouble Code Chart (3 Of 5)
G02913589Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Diagnostics Trouble Code Chart (4 Of 5)
G02913590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 5: Diagnostics Trouble Code Chart (5 Of 5)
G02913591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002