Component Function Check
1.CHECK COOLING FAN FUNCTION
With CONSULT
Is the inspection result normal? YES >> INSPECTION END
NO >> Proceed to EC-458, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK COOLING FAN RELAY POWER SUPPLY CIRCUIT

Is the inspection result normal? YES >> GO TO 2.
NO >> Perform trouble diagnosis for power supply circuit.
2.CHECK COOLING FAN MOTOR CIRCUIT-1
Check the voltage between cooling fan relays-2, -3 harness connectors and ground.

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 4.
3.CHECK COOLING FAN RELAY OUTPUT SIGNAL CIRCUIT

Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace error-detected parts.
4.CHECK COOLING FAN MOTOR POWER SUPPLY CIRCUIT

Is the inspection result normal? YES >> GO TO 5.
NO >> Perform trouble diagnosis for power supply circuit.
5.CHECK COOLING FAN MOTOR CIRCUIT-2

Is the inspection result normal? YES >> GO TO 11.
NO >> Repair or replace error-detected parts.
6.CHECK COOLING FAN MOTOR CIRCUIT-3

Is the inspection result normal? YES >> GO TO 7.
NO >> Repair or replace error-detected parts.
7.CHECK COOLING FAN MOTOR CIRCUIT-4

Is the inspection result normal? YES >> GO TO 8.
NO >> Repair or replace error-detected parts.
8.CHECK COOLING FAN MOTOR CIRCUIT-5

Is the inspection result normal? YES >> GO TO 9.
NO >> Repair or replace error-detected parts.
9.CHECK COOLING FAN MOTOR CIRCUIT-4

Is the inspection result normal? YES >> GO TO 10.
NO >> Repair or replace error-detected parts.
10.CHECK COOLING FAN RELAY-2 AND -3
Refer to EC-461, "Component Inspection (Cooling Fan Relay)".
Is the inspection result normal? YES >> GO TO 11.
NO >> Replace malfunctioning cooling fan relay.
11.CHECK COOLING FAN MOTORS-1 AND -2
Refer to EC-461, "Component Inspection (Cooling Fan Motor)".
Is the inspection result normal? YES >> GO TO 12.
NO >> Replace malfunctioning cooling fan motor. Refer to CO-17, "Removal and Installation".
12.CHECK INTERMITTENT INCIDENT
Perform GI-41, "Intermittent Incident".
Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Repair or replace error-detected parts.
Component Inspection (Cooling Fan Motor)
1.CHECK COOLING FAN MOTOR

Check that cooling fan speed of condition B is higher than that of A.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace cooling fan motor. Refer to CO-17, "Removal and Installation".
Component Inspection (Cooling Fan Relay)
1.CHECK COOLING FAN RELAYS

Is the inspection result normal? YES >> INSPECTION END
NO >> Replace cooling fan relay.
Brake pedal position switch
Electrical load signalCluster lid C
Exploded View
Audio unit (AUDIO WITHOUT BOSE) /
AV control unit (AUDIO WITH BOSE)
(NAVIGATION WITH BOSE)
A/C switch assembly (AUTOMATIC
AIR CONDITIONING) / front air control
(MANUAL AIR CONDITIONING)
Cluster lid C
Removal and Installation
REMOVAL
Release ...
Panoramic roof glass
Exploded View
Panoramic roof glass
Glass lid
Side trim covers (LH/RH)
Front drain hose (LH/RH)
Moonroof motor assembly
Sunshade motor assembly
Moonroof front bracket (LH/RH)
Moonroof rear bracket (LH/RH)
Rear drain hose (LH/RH)
Moonroof unit assembly
Re ...
U1010 control unit (CAN)
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction Detected Condition
Possible cause
U1010
CONTROL UNIT (CAN)
BCM detected internal CAN communication circuit malfunction.
BCM
Diagnosis Procedure
1.REPLACE BCM
When DTC “U1010” is detected, repla ...