Nissan Note [1087/1872] Dtc p1122 electric throttle control function

Nissan Note [1087/1872] Dtc p1122 electric throttle control function
DTC P1122 ELECTRIC THROTTLE CONTROL FUNCTION
EC-1087
[HR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
2. CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I
Check voltage between ECM terminal 2 and ground under the fol-
lowing conditions with CONSULT-II or tester.
OK or NG
OK >> GO TO 10.
NG >> GO TO 3.
3. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Check voltage between ECM terminal 15 and ground with CON-
SULT-II or tester.
OK or NG
OK >> GO TO 7.
NG >> GO TO 4.
4. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-II
1. Disconnect ECM harness connector.
2. Disconnect IPDM E/R harness connector E5.
3. Check harness continuity between ECM terminal 15 and IPDM E/R terminal 70.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E59, F1
Harness for open or short between ECM and IPDM E/R
>> Repair open circuit or short to ground or short to power in harness or connectors.
6. CHECK FUSE
1. Disconnect 20A fuse.
2. Check 20A fuse for blown.
OK or NG
OK >> GO TO 9.
NG >> Replace 20A fuse.
Ignition switch Voltage
OFF Approximately 0V
ON
Battery voltage
(11 - 14V)
PBIA9568J
Voltage: Battery voltage
PBIA9569J
Continuity should exist.

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