Diagnosis System

1. DIAGNOSIS NOTICE:

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

(a) Release the parking brake.

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

Item/Trouble Area

ABS System

EBD System

Skid Control ECU

ABS Warning light

O

O

O

Brake Warning light

-

O

• The DTCs are simultaneously stored in memory. The DTCs can be read by connecting the SST (09843-18043) between the TC and CG terminals of the DLC3 and observing the blinking pattern of the ABS warning light, or by connecting a intelligent tester (See page BC-19).

• This system has a sensor signal check function (TEST MODE).

2. WARNING LIGHT INITIAL CHECK 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.

ABS Warning Light

Brake Warning

Light

USA:

USA:

ABS

BRAKE

Canada:

Canada:

B)

(©)

I037946E04

Release the parking brake.

Check that the ABS warning light and brake warning light come on when the ignition switch is turned on

(IG) and go off in approximately 3 seconds.

If the warning lights do not come on or remain on, inspect the ABS warning light circuit and/or brake warning light circuit.

Trouble Area

See procedure

ABS warning light circuit (Remains on)

BC-67

ABS warning light circuit (Does not come on)

BC-71

Brake warning light circuit (Remains on)

BC-73

Brake warning light circuit (Does not come on)

BC-71

Normal System Code

Trouble Codes 11 and 21

Code 11 Code 21

R001346E08

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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