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EC-466
[QR (WITH EURO-OBD)]
ELECTRICAL LOAD SIGNAL
8. CHECK HEADLAMP FUNCTION
1. Start engine.
2. Turn the lighting switch ON at 2nd position.
3. Check that headlamps are illuminated.
OK or NG
OK >> GO TO 9.
NG >> Refer to LT-4, "
HEADLAMP" or LT-20, "HEADLAMP - DAYTIME LIGHT SYSTEM -" .
9. CHECK HEADLAMP INPUT SIGNAL CIRCUIT FOR OPEN OR SHORT
1. Stop engine.
2. Disconnect ECM harness connector.
3. Disconnect lighting switch harness connectors.
4. Check harness continuity between lighting switch terminal 9, 10 and ECM terminal 84 under the following
conditions.
5. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 16.
NG >> GO TO 10.
10. DETECT MALFUNCTIONING PART
Check the following.
● Harness connectors E106, M14 (LHD models)
● Harness connectors E105, M13 (RHD models)
● Diode E123
● Diode E124
● Harness for open and short between lighting switch and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
Condition Continuity
1 Should exist
2 Should not exist
PBIB1994E
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