Toyota Celica 2005 Repair Manual page 536

P0134 Oxygen Sensor Circuit No Activ-
(DI−431) ity Detected (Bank 1 Sensor 1)
P0136 Oxygen Sensor Circuit Malfunc-
(DI−439) tion (Bank 1 Sensor 2)
P0138 Oxygen Sensor Circuit High Volt-
(DI−439) age (Bank 1 Sensor 2)
P0171
System too Lean (Bank 1)
(DI−446)
P0172
System too Rich (Bank 1)
(DI−446)
P0220 Throttle/Pedal Position Sensor/
(DI−391) Switch "B" Circuit
P0222 Throttle/Pedal Position Sensor/
(DI−391) Switch "B" Circuit Low Input
P0223 Throttle/Pedal Position Sensor/
(DI−391) Switch "B" Circuit High Input
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (2ZZ−GE)
S Open or short in heated oxygen sensor (bank 1 sensor 1)
circuit
S Heated oxygen sensor (bank 1 sensor 1)
S Heated oxygen sensor heater (bank 1 sensor 1)
S EFI relay
S Air induction system
S Fuel pressure
S PCV hose connection
S PCV valve and hose
S Injector
S Gas leakage in exhaust system
S PCV piping
S ECM
S Open or short in HO2 sensor (sensor 2) circuit
S HO2 sensor (sensor 2)
S HO2 sensor heater (sensor 2)
S EFI relay
S HO2 sensor (sensor 2)
S Short in HO2 sensor (sensor 2) circuit
S Air induction system
S Injector blockage
S Mass air flow meter
S Engine coolant temperature sensor
S Fuel pressure
S Gas leakage in exhaust system
S Open or short in heated oxygen sensor (bank 1, sensor 1)
circuit
S Heated oxygen sensor (bank 1, sensor 1)
S Heated oxygen sensor heater (bank 1, sensor 1)
S EFI relay
S PCV valve and hose
S PCV hose connection
S ECM
S Injector leak, blockage
S Mass air flow meter
S Engine coolant temperature sensor
S Ignition system
S Fuel pressure
S Gas leakage in exhaust system
S Open or short in heated oxygen sensor (bank 1, sensor 1)
circuit
S Heated oxygen sensor (bank 1, sensor 1)
S Heated oxygen sensor heater (bank 1, sensor 1)
S EFI relay
S ECM
S Throttle position sensor
S ECM
S Throttle position sensor
S VTA2 circuit short
S VC circuit open
S ECM
S Throttle position sensor
S VTA2 circuit open
S E2 circuit open
S VC and VTA2 circuits are short−circuited
S ECM
535
DI−337
f f
f f
f f
f f
f f
f f
f f
f f