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EC-798
[QR (WITHOUT EURO-OBD)]
DTC P1572 ASCD BRAKE SWITCH
4. DETECT MALFUNCTIONING PART
Check the following.
● Fuse block (J/B) connector M2
● 10A fuse
● Harness for open or short between ASCD brake switch and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK ASCD CLUTCH SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ASCD clutch switch harness connector.
3. Turn ignition switch ON.
4. Check voltage between ASCD clutch switch terminal 1 and
ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
6. DETECT MALFUNCTIONING PART
Check the following.
● Fuse block (J/B) connector M2
● 10A fuse
● Harness for open or short between ASCD clutch switch and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
7. CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Check harness continuity between ASCD clutch switch terminal 2 and ASCD brake switch terminal 1.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 8.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
8. CHECK ASCD CLUTCH SWITCH
Refer to EC-801, "
Component Inspection"
OK or NG
OK >> GO TO 15.
NG >> Replace ASCD clutch switch.
Voltage: Battery voltage
PBIB0799E
Continuity should exist.
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