Work Flow
OVERALL SEQUENCE

DETAILED FLOW\
1.CHECK SYMPTOM
Check the malfunction symptoms by performing the following items.
2.SELF-DIAGNOSIS (CONSULT)
3.CHECK SELF-DIAGNOSIS RESULTS (CONSULT)
NOTE: Start with the diagnosis for the CAN communication system if "CAN COMM CIRCUIT [U1000] or CONTROL UNIT (CAN) [U1010]" is displayed.
4.PERFORM DIAGNOSIS BY SYMPTOM
Perform the relevant diagnosis referring to the diagnosis chart by symptom.
5.REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the identified malfunctioning parts.
NOTE: Erase the stored self-diagnosis results after repairing or replacing the relevant components if any DTC No. has been indicated in the self-diagnosis results.
6.CHECK AFTER REPAIR
7.FINAL CHECK
Perform the operation check to confirm that the malfunction symptom is solved or that any other symptoms are present.
Basic inspection
Inspection and adjustmentU122A AV control unit
DTC Logic
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
When U122A is detected, write configuration data with "MULTI AV" of CONSULT.
U122E AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
...
C1155 BR fluid level low
Description
The brake fluid level switch converts the brake fluid level to an electric
signal and transmits it to the ABS actuator
and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results. ...
Diagnosis system (meter)
Diagnosis Description
SELF-DIAGNOSIS MODE
Odo/trip meter and information display segment operation can be
checked in self-diagnosis mode.
Meters/gauges can be checked in self-diagnosis mode.
OPERATION PROCEDURE
Turn the ignition switch OFF.
While pushing the odo/trip meter switch, ...