07/11/02 09:36:25 61TA0000_190_0109
DTC 68-21:
Brake Pedal Position Switch Stuck
OFF
1. Turn the ignition switch to ON (II).
2. Check the BRAKE PRESS in the VSA DATA LIST
with the HDS. Do not press the brake pedal.
Is there 10 MPa or less?
YES
−
Go to step 3.
NO
−
Check for brake drag or a misadjusted brake
pedal position switch. If they are normal, go to step
20.
3. Check the BRAKE SWITCH in the VSA DATA LIST
with the HDS while moving the brake pedal.
Does it indicate ON when the pedal is pressed,
and OF F when the pedal is released?
YES
−
Intermittent failure, the system is OK at this
time. Check for loose terminals between the brake
pedal position switch 4P connector, ECM/PCM
connector A (49P), and the VSA modulator-control
unit 36P connector. Refer to intermittent failures
troubleshooting (see page 19-47).
NO
−
Go to step 4.
4. Turn the ignition switch to LOCK (0).
5. Disconnect the brake pedal position switch 4P
connector.
6. Connect brake pedal position switch 4P connector
terminals No. 1 and No. 2 with a jumper wire.
BRAKE PEDAL POSITION SWITCH 4P CONNECTOR
JUMPER WIRE
RED
Wire side of female terminals
7. Turn the ignition switch to ON (II).
8. Check the BRAKE SWITCH in the VSA DATA LIST
with the HDS.
Does it indicate ON?
YES
−
Check the brake pedal position switch
adjustment (see page 19-6). If it is OK, replace the
brake pedal position switch.
NO
−
Go to step 9.
9. Disconnect the jumper wire.
10. Turn the ignition switch to LOCK (0).
TA08AE4K801000R6821FAAT00
LT GRN
(cont'd)
19-109
*01