DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P2127 | APP SEN 2/CIRC (Throttle/pedal position sensor/switch ″E″ circuit low) | An excessively low voltage from the APP sensor 2 is sent to ECM. |
P2128 | APP SEN 2/CIRC (Throttle/pedal position sensor/switch ″E″ circuit high) | An excessively high voltage from the APP sensor 2 is sent to ECM. |
POSSIBLE CAUSE
FAIL-SAFE
DTC CONFIRMATION PROCEDURE
1.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 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Proceed to EC-443, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK APP SENSOR 2 POWER SUPPLY
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK SENSOR POWER SUPPLY 2 CIRCUIT
Perform EC-484, "Diagnosis Procedure".
Is inspection result normal? YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK APP SENSOR 2 GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK APP SENSOR 2 INPUT SIGNAL CIRCUIT
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace error-detected parts
5.CHECK APP SENSOR
Check the APP sensor. Refer to EC-444, "Component Inspection".
Is the inspection result normal? YES >> GO TO 6.
NO >> Replace accelerator pedal assembly. Refer to ACC-3, "Removal and Installation".
6.CHECK INTERMITTENT INCIDENT
Refer to GI-41, "Intermittent Incident".
>> INSPECTION END
Component Inspection
1.CHECK ACCELERATOR PEDAL POSITION SENSOR
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace accelerator pedal assembly. Refer to ACC-3, "Removal and Installation".
VDC off indicator lamp
Component Function Check
1.CHECK VDC OFF INDICATOR LAMP FUNCTION (1)
Check that VDC OFF indicator lamp in combination meter turns ON for 1 second
after ignition switch is turned
ON.
CAUTION:
Never start the engine.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Proc ...
Combination meter
Removal and Installation
REMOVAL
Disconnect the negative battery terminal. Refer to PG-77, "Removal
and Installation".
Remove the cluster lid A. Refer to IP-20, "Removal and
Installation".
Remove screws (A), from the combination meter (1).
...
Excessive operation frequency
Description
VDC function, TCS function, ABS function, EBD function, Brake limited slip
differential (BLSD) function, Brake
assist function, hill start assist function or Brake force distribution function
operates in excessive operation frequency.
Diagnosis Procedure
1.CHECK BRAKING FORCE
Ch ...