Component Function Check
1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check that the EPS warning lamp turns ON when ignition switch turns ON. Then, EPS warning lamp turns OFF after the engine is started.
Is the inspection result normal? YES >> Inspection End.
NO >> Perform trouble diagnosis. Refer to STC-28, "Diagnosis Procedure".
Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT
Is any DTC detected? YES >> Check the DTC. Refer to STC-13, "DTC Index".
NO >> GO TO 2.
2.CHECK EPS WARNING LAMP SIGNAL
With CONSULT
CAUTION: Never start the engine.
CAUTION: Never drive the vehicle.
Is the inspection result normal? YES >> Perform the trouble diagnosis for combination meter power supply circuit. Refer to WCS-39, "COMBINATION METER : Diagnosis Procedure".
NO >> EPS control unit is malfunctioning. Replace steering column assembly. Refer to STC-36, "Removal and Installation".
U1000 CAN COMM circuitP0125 ECT sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0125
ECT SENSOR
(Insufficient coolant temperature for closed
loop fuel control)
Voltage sent to ECM from the sensor is not practical, ...
Diagnosis system (BCM) (with intelligent key system)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
Ecu Identification
The BCM part number is displayed.
Self Diagnostic ...
Preparation
Special Service Tool
The actual shapes of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Tool number
(TechMate No.)
Tool name
—
(J-39570)
Chassis Ear
Locating the noise
—
(J-50397)
NI ...