DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0122 | TP SEN 2/CIRC-B1 (Throttle/pedal position sensor/switch ″A″ circuit low) | An excessively low voltage from the TP sensor 2 is sent to ECM. |
P0123 | TP SEN 2/CIRC-B1 (Throttle/pedal position sensor/switch ″A″ circuit high) | An excessively high voltage from the TP sensor 2 is sent to ECM. |
POSSIBLE CAUSE
FAIL-SAFE
DTC CONFIRMATION PROCEDURE
1.CHECK DTC PRIORITY
If DTC P0122 or P0123 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643.
Is applicable DTC detected? YES >> Perform diagnosis of applicable. Refer to EC-379, "DTC Description".
NO >> GO TO 2.
2.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 8 V at idle. >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Proceed to EC-216, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK DTC PRIORITY
If DTC P0122 or P0123 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643.
Is applicable DTC detected? YES >> Perform diagnosis of applicable. Refer to EC-379, "DTC Description".
NO >> GO TO 2.
2.CHECK THROTTLE POSITION SENSOR 2 POWER SUPPLY
Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 3.
3.CHECK THROTTLE POSITION SENSOR 2 POWER SUPPLY CIRCUIT
Is the inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
4.CHECK THROTTLE POSITION SENSOR 2 GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK THROTTLE POSITION SENSOR 2 INPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
6.CHECK THROTTLE POSITION SENSOR
Check the throttle position sensor. Refer to EC-218, "Component Inspection".
Is the inspection result normal? YES >> GO TO 7.
NO >> Replace electric throttle control actuator. Refer to EM-26, "Removal and Installation".
7.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK THROTTLE POSITION SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace electric throttle control actuator. Refer to EM-26, "Removal and Installation".
System description
COMPONENT PARTS
Component Parts Location
Right rear wheel area
Instrument panel
Engine compartment
Left side of instrument panel (view
with trim panel removed)
No.
Part
Function
1
Optical sensor
Refer to EXL-140, "Optical Senso ...
P0138 HO2S2
DTC Description
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time between rich and
lean than the air fuel ratio (A/
F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold)
causes the longer switching
time.
MALFUNCTION A
To judge the malfu ...
P1078 EVT control position sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1078
EXH TIM SEN/CIRC-B1
(EXH TIM SEN/CIRC-B1)
An excessively high or low voltage from the sensor is sent to ECM.
POSSIBLE CAUSE
H ...