Nissan Note [1743/1872] Dtc p0200 fuel injector

Nissan Note [1743/1872] Dtc p0200 fuel injector
DTC P0200 FUEL INJECTOR
EC-1743
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Diagnostic Procedure
BBS0043H
1. CHECK FUEL INJECTOR POWER SUPPLY FOR OPEN AND SHORT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuel injector (1) harness connector.
3. Disconnect ECM harness connector.
4. Check harness continuity between the following terminals.
Refer to Wiring Diagram.
5. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 2.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
2. CHECK FUEL INJECOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between the following terminals.
Refer to Wiring Diagram.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
3. CHECK INTERMITTENT INCIDENT
Refer to EC-1697, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
OK or NG
OK >> GO TO 4.
NG >> Repair or open circuit or short to ground or short to power in harness or connectors.
4. REPLACE FUEL INJECOR
1. Replace fuel injector of malfunctioning cylinder.
2. Perform Injector Adjustment Value Registration. Refer to EC-1625, "
Injector Adjustment Value Registra-
tion" .
>> INSPECTION END
Terminal
Cylinder
ECM Fuel injector
74 1 No.2
76 1 No.4
78 1 No.3
80 1 No.1
Continuity should exist.
MBIB1526E
Terminal
Cylinder
ECM Fuel injector
73 2 No.2
75 2 No.4
77 2 No.3
79 2 No.1
Continuity should exist.

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