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EC-1656
[YD (WITHOUT EURO-OBD)]
DTC P0504 ASCD BRAKE SWITCH
DTC Confirmation Procedure BBS002CA
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
TESTING CONDITION:
Steps 3 and 4 may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a
road test is expected to be easier, it is unnecessary to lift the vehicle.
WITH CONSULT-II
1. Start engine (ESP switch OFF).
2. Select “DATA MONITOR” mode with CONSULT-II.
3. Press MAIN switch and make sure that CRUISE indicator lights
up.
4. Drive the vehicle for at least 5 consecutive seconds under the
following condition.
If DTC is detected, go to EC-1659, "
Diagnostic Procedure" .
If DTC is not detected, go to the following step.
5. Drive the vehicle for at least 5 consecutive seconds under the
following condition.
6. If DTC is detected, go to EC-1659, "
Diagnostic Procedure" .
Overall Function Check BBS002CB
Use this procedure to check the overall function of the ASCD brake switch circuit. During this check, a DTC
might not be confirmed.
WITHOUT CONSULT-II
1. Turn ignition switch ON.
2. Check voltage between ECM terminal 101 (ASCD brake switch
signal) and ground under the following conditions.
3. If NG, go to EC-1659, "
Diagnostic Procedure" .
If OK, go to next step.
VHCL SPEED SE More than 5 km/h (3 MPH)
Shift lever Suitable position
VHCL SPEED SE More than 5 km/h (3 MPH)
Shift lever Suitable position
Driving location
Depress the brake pedal for more than
five seconds so as not to come off from
the above-mentioned condition.
MBIB1085E
CONDITION VOLTAGE
Clutch pedal and brake pedal: Fully released Battery voltage
Clutch pedal and/or brake pedal: Slightly depressed Approximately 0V
PBIB1677E
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