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FUEL TRANSPORT PUMP
EC-1195
[YD (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
3. CHECK FUEL TRASPORT PUMP RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Reconnect ECM harness connector.
3. Disconnect fuel transport pump relay.
4. Turn ignition switch ON.
5. Check voltage between fuel transport pump relay terminals 1, 5
and ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. DETECT MALFUNCTIONING PERT
Check the following.
● Harness connectors M17, B1
● Fuse block (J/B) connectors M1
● 15A fuse
● Harness for open or short between fuse and fuel transport pump relay
>> Repair harness or connectors.
5. CHECK FUEL TRANSPORT PUMP POWER SUPPLY AND GROUND CIRCUIT FOR OPEN AND
SHORT
1. Turn ignition switch OFF.
2. Disconnect fuel transport pump harness connector.
3. Check harness continuity between fuel transport pump relay ter-
minal 3 and fuel transport pump terminal 1 and between fuel
transport pump terminal 2 and ground. 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.
PBIB1933E
Voltage: Battery voltage
PBIB0471E
Continuity should exist.
PBIB1931E
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