Component Function Check
1.CHECK COOLING FAN FUNCTION
With CONSULT
Without CONSULT
Is the inspection result normal? YES >> INSPECTION END
NO >> Proceed to EC-463, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK COOLING FAN MOTOR GROUND CIRCUIT
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.CHECK COOLING FAN MOTOR CIRCUIT-1
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK COOLING FAN MOTOR
Check cooling fan motor. Refer to EC-464, "Component Inspection (Cooling Fan Motor)".
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace cooling fan motor. Refer to CO-17, "Removal and Installation".
4.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to GI-39, "Intermittent Incident".
Is the inspection result normal? YES >> Check IPDM E/R. Refer to PCS-10, "CONSULT Function (IPDM E/R)" (With intelligent key system) or PCS-38, "CONSULT Function (IPDM E/R)" (Without intelligent key system).
NO >> Repair or replace error-detected parts.
Component Inspection (Cooling Fan Motor)
1.CHECK COOLING FAN MOTOR
Supply cooling fan motor terminals with battery voltage and check operation.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace cooling fan motor. Refer to CO-17, "Removal and Installation".
P1551, P1552 Battery current sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1551
BAT CURRENT SENSOR
(Battery current sensor)
An excessively low voltage from the sensor
is sent to ECM.
Harness or ...
Low tire pressure warning lamp
Symptom Table
Low tire pressure warning lamp symptom chart
Note:
If tire pressure sensor wake-up operation is not completed for two or more
tire pressure sensors, the applicable
low tire pressure warning lamp blinking patterns are displayed continuously.
(Example: blinks once/off/bl ...
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 17.5 V or more or at less than 9 V
continuously for five second or more.
...