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EC-504
[QR (WITH EURO-OBD)]
ELECTRICAL LOAD SIGNAL
3. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I
Without CONSULT-II
1. Turn ignition switch ON.
2. Check voltage between ECM terminal 84 and ground under the
following conditions.
OK or NG
OK >> GO TO 5.
NG >> GO TO 8.
4. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II
With CONSULT-II
Check “LOAD SIGNAL” in “DATA MONITOR” mode with CONSULT-
II under the following conditions.
OK or NG
OK >> GO TO 6.
NG >> GO TO 13.
5. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II
Without CONSULT-II
Check voltage between ECM terminal 93 and ground under the fol-
lowing conditions.
OK or NG
OK >> GO TO 7.
NG >> GO TO 13.
Condition Voltage
Lighting switch: ON at 2nd position (placed in
LOW position for models with Xenon headlamp)
BATTERY VOLTAGE
Lighting switch: OFF 0V
MBIB0158E
Condition LOAD SIGNAL
Rear window defogger switch: ON ON
Rear window defogger switch: OFF OFF
PBIB0103E
Condition Voltage
Rear window defogger switch: ON BATTERY VOLTAGE
Rear window defogger switch: OFF 0V
PBIB1773E
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