Component Function Check
1.CHECK BRAKE WARNING LAMP FUNCTION
Check that brake warning lamp in combination meter turns ON for 1 second after ignition switch is turned ON.
CAUTION: Never start the engine. Is the inspection result normal? YES >> GO TO 2.
NO >> Proceed to BRC-120, "Diagnosis Procedure".
2.CHECK BRAKE WARNING LAMP FUNCTION
Check that brake warning lamp turns ON/OFF when parking brake is operated.
NOTE: Brake warning lamp turns ON when parking brake is operated (when parking brake switch is ON). Is the inspection result normal? YES >> GO TO 3.
NO >> Check the parking brake switch system. Refer to BRC-115, "Diagnosis Procedure".
3.CHECK BRAKE WARNING LAMP FUNCTION
Check that brake warning lamp in combination meter turns ON/OFF when brake fluid level switch is operated while brake fluid level in reservoir tank is with the specified level.
NOTE: Brake warning lamp turns ON when brake fluid is less than the specified level (when brake fluid level switch is ON). Is the inspection result normal? YES >> Inspection End.
NO >> Check the brake fluid level switch system. Refer to BR-27, "Exploded View".
Diagnosis Procedure
1.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Perform the trouble diagnosis for ABS actuator and electric unit (control unit) power supply and ground circuit.
Refer to BRC-120, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.PERFORM THE SELF-DIAGNOSIS
With CONSULT
CAUTION:
Is any DTC detected? YES >> Check the DTC. Refer to BRC-55, "DTC Index".
NO >> GO TO 3.
3.CHECK BRAKE WARNING LAMP SIGNAL
With CONSULT
CAUTION: Never start the engine. Is the inspection result normal? YES >> Replace the combination meter. Refer to MWI-82, "Removal and Installation".
NO >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-136, "Removal and Installation".
P0604 ECM
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0604
ECM
[Internal control module random access
memory (RAM) error]
Malfunction in the internal RAM of ECM.
POSSIBLE CAUSE
ECM
FAIL-SAF ...
Tow truck towing
CAUTION:
All applicable state or Provincial (in Canada) laws and local
laws regarding the towing operation
must be obeyed.
It is necessary to use proper towing equipment to avoid
possible damage to the vehicle during towing
operation. Towing is in accordance with Towing P ...
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-39570)
Chassis Ear
Locating the noise
—
(J-46534)
Trim Tool Set
Removing ...