Loading ...
Loading ...
Loading ...
EC-824
[QR (WITHOUT EURO-OBD)]
INJECTOR CIRCUIT
4. DETECT MALFUNCTIONING PART
Check the following.
● Harness connectors M61, F41
● Harness connectors F1, F101
● Fuse block (J/B) connector M1
● 10A fuse
● Harness for open or short between injector and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK INJECTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between injector terminal 2 and ECM terminals 22, 23, 41, 42.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
6. DETECT MALFONCTIONING PART
Check the following.
● Harness connectors F101, F1
● Harness for open or short between injector and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
7. CHECK INJECTOR
Refer to EC-825, "
Component Inspection" .
OK or NG
OK >> GO TO 8.
NG >> Replace injector.
8. CHECK INTERMITTENT INCIDENT
Refer to EC-570, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
Continuity should exist.
Loading ...
Loading ...
Loading ...