Diagnosis System

1. DIAGNOSIS

(a) If the skid control ECU detects a malfunction, the ABS, BRAKE, VSC warning lights and SLIP indicator light will come on to warn the driver. The table below indicates which lights will come on when there is a malfunction in a particular function.

Item / Trouble Area

ABS

EBD

(Brake Assist)

TRC

VSC

ABS Warning Light

O

O

O

-

-

Brake Warning Light

-

O

-

-

-

VSC Warning Light

O

O

O

O

O

SLIP indicator Light

O

O

O

O

O

ABS Warning Light

BRAKE Warning Light

USA:

BRAKE

Canada:

Canada:

(©)

(0)

VSC Warning Light

SLIP Indicator Light

VSC

F048465E03

The DTCs are simultaneously stored in the memory. The DTCs can be read by connecting the SST between terminals TC and CG of the DLC3 and observing the blinking of the ABS and VSC warning lights, or by connecting the intelligent tester.

• This system has a signal check function (See page BC-107).

The DTC can be read by connecting the intelligent tester and observing the blinking of the ABS and VSC warning lights.

2. WARNING LIGHT AND INDICATOR LIGHT CHECK

(a) Release the parking brake. NOTICE:

When releasing the parking brake, set chocks to hold the vehicle for safety.

HINT:

When the parking brake is applied or the level of the brake fluid is low, the brake warning light comes on.

(b) When the ignition switch is turned on (IG), check that the ABS, BRAKE, VSC warning lights and the SLIP indicator light come on for approximately 3 seconds.

HINT:

If the warning light and indicator light check result is not normal, proceed to troubleshooting for the ABS, BRAKE, VSC warning light circuits, and SLIP indicator light circuit. If the indicator remains on , proceed to troubleshooting for the light circuit below.

Trouble Area

See procedure

ABS warning light circuit (Remains on)

BC-202

ABS warning light circuit (Does not comes on)

BC-206

VSC warning light circuit (Remains on)

BC-208

VSC warning light circuit (Does not comes on)

BC-212

BRAKE warning light (Remains on)

BC-214

BRAKE warning light (Does not come on)

BC-221

SLIP indicator light circuit (Remains on)

BC-223

SLIP indicator light circuit (Does not come on)

BC-227

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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