DTC DETECTION LOGIC
DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
P2100 | Throttle control motor relay circuit open | ECM detects a voltage of power source for throttle control motor is excessively low. |
|
P2103 | Throttle control motor relay circuit short | ECM detect the throttle control motor relay is stuck ON. |
|
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 8 V.
Witch DTC is detected?
P2100 >> GO TO 2.
P2103 >> GO TO 3.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2100
Is DTC detected?
YES >> Go to EC, "Diagnosis Procedure".
NO >> INSPECTION END
3.PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P2103
Is DTC detected?
YES >> Go to EC, "Diagnosis Procedure".
NO >> INSPECTION END
1.CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-I
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 2.
2.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 3.
3.DETECT MALFUNCTIONING PART
Check the following.
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK FUSE
Is the inspection result normal?
YES >> GO TO 9.
NO >> Replace 20 A fuse.
5.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I
Is the inspection result normal?
YES >> GO TO 8.
NO >> GO TO 6.
6.CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-II
Is the inspection result normal?
YES >> GO TO 8.
NO >> GO TO 7.
7.DETECT MALFUNCTIONING PART
Check the following.
>> Repair open circuit or short to ground or short to power in harness or connectors.
8.CHECK FUSE
Is the inspection result normal?
YES >> GO TO 9.
NO >> Replace 15 A fuse.
9.CHECK INTERMITTENT INCIDENT
Refer to GI, "Intermittent Incident".
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS, "Removal and Installation" (WITH I-KEY) or PCS, "Removal and Installation" (WITHOUT I-KEY).
NO >> Repair or replace harness or connectors.
Low-pressure flexible hose
Removal and Installation
CAUTION:
Perform oil return operation before each refrigeration system disassembly.
However, if a large amount
of refrigerant or oil is detected, do not perform oil return operation. Refer to
HA "Perform Oil
Return Operation".
REMOVAL
Use refrigerant ...
OFF Position warning does not operate
Diagnosis Procedure
1.CHECK DTC WITH BCM
Check that DTC is not detected with BCM
Is the inspection result normal?
YES >> GO TO 2.
NO >> Perform trouble diagnosis relevant to DTC indicated.
2.CHECK DTC WITH COMBINATION METER
Check that DTC is not detected with combination meter
...