DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
| P0890 | TCM (Transmission Control Module Power Relay Sense Circuit Low) | When all of the following conditions are satisfied and this state is
maintained
for 0.2 seconds:
|
POSSIBLE CAUSE
FAIL-SAFE
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
Is “P0890” detected? YES >> Go to TM-155, "Diagnosis Procedure".
NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
1.CHECK TCM POWER SUPPLY (BACK-UP) CIRCUIT

Is the inspection result normal? YES >> Replace TCM. Refer to TM-202, "Removal and Installation".
NO >> GO TO 2.
2.DETECT MALFUNCTIONING ITEMS
Check the following items:
Is the inspection result normal? YES >> INSPECTION END
NO >> Repair or replace malfunctioning parts.
P0863 TCM communication
P0962 pressure control solenoid AIgnition coil
Exploded View
Ignition coil
Spark plug
Rocker cover
Removal and Installation
REMOVAL
Remove air duct assembly. Refer to EM-24, "Exploded View" .
Disconnect the harness connector from the ignition coil.
Remove the ignition coil.
CAUTION:
...
C1601 battery power supply
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1601
BATTERY VOLT
When a power supply voltage to the EPS control unit
is maintained at 18.2 V or more or at less than 9 V
continuously for five second ...
P0127 IAT sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0127
IAT SENSOR-B1
(Intake air temperature too high)
Rationally incorrect voltage from the sensor is sent to ECM,
compared with
the voltage ...