Corolla 2006-2007

1.8L L4 VIN - Std 3

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Trouble Code: C0246/23



SRR Solenoid Circuit

Possible Causes:



SRRR or SRRH circuit
 
Brake actuator assembly
 

Trouble Code: C0256/24



SRL Solenoid Circuit

Possible Causes:



SRLR or SRLH circuit
 
Brake actuator assembly
 

Trouble Code: C0273/13



Open In ABS Motor Relay Circuit

Possible Causes:



ABS motor relay
 
ABS motor relay circuit
 
Brake actuator assembly
 

Trouble Code: C0274/14



Short to B+ in ABS Motor Relay Circuit

Possible Causes:



ABS motor relay
 
ABS motor relay circuit
 
Brake actuator assembly
 

Trouble Code: C0278/11



Open In ABS Solenoid Relay Circuit

Possible Causes:



ABS solenoid relay
 
ABS solenoid relay circuit
 
Brake actuator assembly
 

Trouble Code: C0279/12



Short to B+ in ABS Solenoid Relay Circuit

Possible Causes:



ABS solenoid relay
 
ABS solenoid relay circuit
 
Brake actuator assembly
 

Trouble Code: C1235/35



Foreign Object is Attached on Tip of Front Speed Sensor RH

Possible Causes:



Right front and left front speed sensor
 
Speed sensor rotor
 

Trouble Code: C1236/36



Foreign Object is Attached on Tip of Front Speed Sensor LH

Possible Causes:



Right front and left front speed sensor
 
Speed sensor rotor
 

Trouble Code: C1238/38



Foreign Object is Attached on Tip of Rear Speed Sensor RH

Possible Causes:



Right rear and left rear speed sensor
 
Speed sensor rotor
 

Trouble Code: C1239/39



Foreign Object is Attached on Tip of Rear Speed Sensor LH

Possible Causes:



Right rear and left rear speed sensor
 
Speed sensor rotor
 

Trouble Code: C1241/41



Low Battery Positive Voltage

Possible Causes:



Battery
 
Charging system
 
Power source circuit
 

Trouble Code: C1249/49



Open In Stop Light Switch Circuit

Possible Causes:



Stop light switch
 
Stop light switch circuit
 

Trouble Code: C1251/51



Open In Pump Motor Circuit

Possible Causes:



ABS pump motor
 
Brake actuator assembly
 

Trouble Code: P0010



Camshaft Position "A" Actuator Circuit (Bank 1)

Possible Causes:



Open or short in camshaft timing oil control valve assembly circuit
 
Camshaft timing oil control valve assembly
 
ECM
 

Trouble Code: P0011



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

Possible Causes:



Valve timing
 
Oil control valve (OCV)
 
OCV filter
 
Camshaft timing gear assembly
 
ECM
 

Trouble Code: P0012



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

Possible Causes:



Valve timing
 
OCV
 
OCV filter
 
Camshaft timing gear assembly
 
ECM
 

Trouble Code: P0016



Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)

Possible Causes:



Mechanical system (Timing chain has jumped a tooth or chain stretched)
 
Camshaft timing oil control valve assembly
 
Camshaft timing gear assembly
 
ECM
 

Trouble Code: P0031



Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 1)

Possible Causes:



Open in A/F sensor heater circuit
 
A/F sensor heater
 
EFI relay
 
ECM
 

Trouble Code: P0032



Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 1)

Possible Causes:



Short in A/F sensor heater circuit
 
A/F sensor heater
 
EFI relay
 
ECM
 

Trouble Code: P0037



Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)

Possible Causes:



Open in HO2 sensor heater circuit
 
HO2 sensor heater
 
EFI relay
 
ECM
 
Open or short in HO2 sensor
 

Trouble Code: P0100



Mass Airflow Sensor Circuit Malfunction

Possible Causes:



MAF sensor signal circuit is open, shorted to ground or power
 
MAF sensor ground circuit is open between sensor and ground
 
MAF sensor power circuit is open (check the power to the relay)
 
MAF sensor has failed, or the PCM has failed
 

Trouble Code: P0101



Mass Airflow Sensor Signal Range/Performance

Possible Causes:



MAF sensor signal circuit is open, shorted to ground or power
 
MAF sensor is contaminated, damaged or it has failed
 
PCM has failed
 

Trouble Code: P0102



Mass or Volume Air Flow Circuit Low Input

Possible Causes:



Open or short in mass air flow meter circuit
 
Mass air flow meter
 
ECM
 

Trouble Code: P0103



Mass or Volume Air Flow Circuit High Input

Possible Causes:



Open or short in mass air flow meter circuit
 
Mass air flow meter
 
ECM
 

Trouble Code: P0110



Intake Air Temperature Sensor Circuit Malfunction

Possible Causes:



IAT sensor signal circuit is open, shorted to ground or VREF
 
IAT sensor ground circuit is open between sensor and ground
 
IAT sensor is contaminated, damaged or has failed
 
PCM has failed
 

Trouble Code: P0112



Intake Air Temperature Circuit Low Input

Possible Causes:



Short in intake air temperature sensor circuit
 
Intake air temperature sensor (built into mass air flow meter)
 
ECM
 

Trouble Code: P0113



Intake Air Temperature Circuit High Input

Possible Causes:



Open in IAT sensor circuit
 
IAT sensor (built into MAF meter)
 
ECM
 

Trouble Code: P0115



Engine Coolant Temperature Sensor Circuit Malfunction

Possible Causes:



IAT sensor signal circuit is open, shorted to ground or VREF
 
ECT sensor ground circuit is open between sensor and ground
 
ECT sensor is contaminated, damaged or has failed
 
PCM has failed
 

Trouble Code: P0116



Engine Coolant Temperature Sensor Range/Performance

Possible Causes:



Check for problems in the cooling system (i.e., coolant, the fan)
 
ECT sensor signal circuit or ground circuit has high resistance
 
ECT sensor is contaminated, damaged or has failed
 
PCM has failed
 

Trouble Code: P0117



Engine Coolant Temperature Circuit Low Input

Possible Causes:



Short in engine coolant temperature sensor circuit
 
Engine coolant temperature sensor
 
ECM
 

Trouble Code: P0118



Engine Coolant Temperature Circuit High Input

Possible Causes:



Open in ECT sensor circuit
 
ECT sensor
 
ECM
 

Trouble Code: P0120



TP Sensor or Switch 'A' Circuit Malfunction

Possible Causes:



VTA sensor signal circuit is open or shorted to ground
 
VTA sensor ground circuit is open
 
VTA power circuit (VREF) is open
 
TP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0121



TP Sensor or TP Switch 'A' Signal Range/Performance

Possible Causes:



TP sensor signal circuit open or shorted to ground (intermittent)
 
TP sensor is loose at it mounting or the throttle is binding
 
TP sensor is damaged or has failed (perform a sweep test)
 
PCM has failed
 

Trouble Code: P0122



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

Possible Causes:



TP sensor (built into throttle body)
 
Short in VTA1 circuit
 
Open in VC circuit
 
ECM
 

Trouble Code: P0123



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

Possible Causes:



Open in VTA1 circuit
 
Open in E2 circuit
 
Short between VC and VTA1 circuits
 
ECM
 

Trouble Code: P0125



Insufficient Coolant Temperature For Closed Loop

Possible Causes:



Check the operation of the thermostat (it may be stuck open)
 
ECT sensor signal circuit has high resistance
 
ECT sensor has failed
 
Inspect for low coolant level for an incorrect coolant mixture
 

Trouble Code: P0128



Thermostat System Malfunction

Possible Causes:



Check the operation of the thermostat (it may be stuck open)
 
ECT sensor is out-of-calibration or skewed
 
Inspect for low coolant level or for an incorrect coolant mixture
 

Trouble Code: P0130



HO2S-11 (Bank 1 Sensor 1) Circuit Malfunction

Possible Causes:



HO2S signal circuit is open between the sensor and the PCM
 
HO2S signal circuit is shorted to sensor ground or to VREF
 
HO2S is damaged, contaminated or it has failed
 

Trouble Code: P0133



HO2S-11 (Bank 1 Sensor 1) Slow Response

Possible Causes:



HO2S signal circuit is open or shorted to ground
 
HO2S element is contaminated, or HO2S heater has failed
 
Intake air leaks, exhaust manifold leaks or PCV system leaks
 
MAF sensor out of calibration (it may be dirty or contaminated)
 

Trouble Code: P0135



HO2S-11 (Bank 1 Sensor 1) Heater Circuit Malfunction

Possible Causes:



HO2S heater control circuit is open or shorted to ground
 
HO2S heater control circuit is shorted to power
 
HO2S heater power circuit is open (check power from the relay)
 
HO2S heater is damaged or has failed
 
PCM has failed
 

 
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