DTC Logic
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition | Possible cause |
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. |
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-435, "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
Check sensor power supply 2 circuit. Refer to EC-444, "Diagnosis Procedure".
Is the 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 APP sensor. Refer to EC-436, "Component Inspection (APP Sensor)".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Replace accelerator pedal assembly. Refer to ACC-3, "Removal and Installation".
Component Inspection (APP Sensor)
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".
Precaution for Supplemental Restraint System (SRS) "AIR BAG"
and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT
BELT PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
Refrigeration system symptoms
Trouble diagnosis for unusual pressure
Diagnose using a manifold gauge whenever system’s high and/or low side
pressure(s) is/are unusual. The
marker above the gauge scale in the following tables indicates the standard
(usual) pressure range. Refer to
above table (Ambient air temperature ...
Combination meter
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE:
The following table includes information (items) inapplicable to this
vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.
Note:
Some items are not available according to vehicle specificat ...