Toyota Corolla Cross: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
If DTCs are not output but the malfunction persists, use the following table to determine which circuits to inspect for each problem symptom.
HINT:
Refer to each inspection procedure for related problem symptoms.
Electronically Controlled Brake System|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
ABS warning light abnormal (Remains on) |
Refer to Vehicle Control History (RoB) |
|
|
Refer to Meter / Gauge system |
|
|
|
Brake system warning light (red indicator) abnormal (Remains on) |
Refer to Vehicle Control History (RoB) |
|
|
Refer to Meter / Gauge system |
|
|
|
Brake system warning light (yellow indicator) abnormal (Remains on) |
Refer to Vehicle Control History (RoB) |
|
|
Refer to Meter / Gauge system |
|
|
|
Brake hold standby indicator light abnormal |
Refer to the procedure for "Brake Hold Standby Indicator Light Circuit" |
|
|
Brake hold operated indicator light abnormal |
Refer to Vehicle Control History (RoB) |
|
|
Refer to the procedure for "Brake Hold Operated Indicator Light Circuit" |
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|
|
Slip indicator light abnormal |
Refer to Vehicle Control History (RoB) |
|
|
Refer to Meter / Gauge system |
|
|
|
TRAC does not operate |
Refer to the procedure for "TRAC does not Operate" |
|
|
Excessive brake pedal travel (No fluid leaks and no air in system) |
Refer to the procedure for "Excessive Brake Pedal Travel (No Fluid Leaks and No Air in System)" |
|
|
ABS does not operate |
Refer to the procedure for "ABS does not Operate" |
|
|
ABS operates before necessary when braking |
Refer to the procedure for "ABS Operates Before Necessary When Braking" |
|
|
VSC does not operate or VSC does not operate correctly |
Refer to the procedure for "VSC does not Operate or VSC does not Operate Correctly" |
|
|
VSC OFF switch abnormal |
Refer to the procedure for "VSC OFF Switch Circuit" |
|
|
Meter buzzer abnormal |
Refer to Meter / Gauge system |
|
READ NEXT:
Terminals Of Ecu
TERMINALS OF ECU
CHECK BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY
(a) Disconnect the A189 electric brake booster (brake booster with
master cylinder assembly) connector and measure the voltage or
Diagnosis System
DIAGNOSIS SYSTEM
ABS, VSC, BRAKE HOLD, ELECTRONICALLY CONTROLLED BRAKE SYSTEM DTC
(a) If the skid control ECU detects a malfunction, the ABS warning
light, brake system warning light (red indicato
Dtc Check / Clear
DTC CHECK / CLEAR
HINT:
DTCs which are stored in the skid control ECU can be displayed on the
GTS. The GTS can display the confirmed and permanent DTCs.
If a malfunction is detected during
SEE MORE:
Operation Check
OPERATION CHECK
PKSB OFF INDICATOR LIGHT OPERATION CHECK
(a) Turn the ignition switch to ON.
(b) Turn the parking support brake system off and confirm that
the PKSB OFF indicator light in the combination meter illuminates.
HINT:
If the parking support brake system is not set to off in the c
Parts Location
PARTS LOCATION ILLUSTRATION
*1 FORWARD RECOGNITION CAMERA
- - ILLUSTRATION
*1 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
*2 COMBINATION METER ASSEMBLY
*3 RADIO AND DISPLAY RECEIVER ASSEMBLY
*4 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
