2006 INFINITI M35 fuel

EC-688
[VQ35DE]
FUEL PUMP
Revision: 2006 January2006 M35/M45
3. CHECK FUEL PUMP POWER SUPPLY CIRCUIT-II
Check voltage between IPDM E/R terminal 40 and ground with
CONSULT-II or tester.
OK or NG
OK >> GO TO 4.
NG >> GO TO 15.
4. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E108, M15
Harness for open or short between IPDM E/R and ECM
>> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK CONDENSER POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Disconnect condenser harness connector.
4. Turn ignition switch ON.
5. Check voltage between condenser terminal 1 and ground with
CONSULT-II or tester.
OK or NG
OK >> GO TO 9.
NG >> GO TO 6.
6. CHECK 15A FUSE
1. Turn ignition switch OFF.
2. Disconnect 15A fuse.
3. Check 15A fuse.
OK or NG
OK >> GO TO 7.
NG >> Replace fuse.Voltage: Battery voltage
PBIB1926E
Voltage: Battery voltage should exist for 1 second
after ignition switch is turned ON.
PBIB0624E

FUEL PUMP
EC-689
[VQ35DE]
C
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MA
EC
Revision: 2006 January2006 M35/M45
7. CHECK CONDENSER POWER SUPPLY CIRCUIT-II
1. Disconnect IPDM E/R harness connector E8.
2. Check harness continuity between IPDM E/R terminal 39 and condenser terminal 1.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 15.
NG >> GO TO 8.
8. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors E106, B4
IPDM E/R connector E8
Harness for open or short between IPDM E/R and condenser
>> Repair open circuit or short to power in harness or connectors.
9. CHECK CONDENSER GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect dropping resistor harness connector.
3. Check harness continuity between condenser terminal 2 and dropping resistor terminal 2.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 10.
NG >> Repair open circuit or short to power in harness or connectors.
10. CHECK CONDENSER
Refer to EC-691, "
Component Inspection" .
OK or NG
OK >> GO TO 11.
NG >> Replace condenser.Continuity should exist.
: Vehicle front 1. FPCM 2. Dropping resistor
Continuity should exist.
PBIB2708E

EC-690
[VQ35DE]
FUEL PUMP
Revision: 2006 January2006 M35/M45
11 . CHECK FUEL PUMP POWER SUPPLY CIRCUIT-III
1. Turn ignition switch OFF.
2. Disconnect harness connectors E106, B4.
3. Disconnect “fuel level sensor unit and fuel pump” harness con-
nector (1).
–Illustration shows the view with rear seat cushion and inspection
hole cover (RH) removed.
–: Vehicle front
4. Check harness continuity between the following;
harness connector B4 terminal 4 and “fuel level sensor unit and fuel pump” terminal 1,
“fuel level sensor unit and fuel pump” terminal 3 and dropping resistor terminal 2,
dropping resister terminal 1 and ground.
Refer to Wiring Diagram.
OK or NG
OK >> GO TO 13.
NG >> GO TO 12.
12. DETECT MALFUNCTIONING PART
Check the following.
Harness connector B4
Harness connectors B64, B162
Harness for open or short between “fuel level sensor unit and fuel pump” and harness connector B4
Harness for open or short between “fuel level sensor unit and fuel pump” and dropping resistor
Harness for open or short between dropping resistor and ground
>> Repair open circuit or short to power in harness or connectors.
13. CHECK DROPPING RESISTOR
Refer to EC-691, "
Component Inspection" .
OK or NG
OK >> GO TO 14.
NG >> Replace dropping resistor.
14. CHECK FUEL PUMP
Refer to EC-691, "
Component Inspection" .
OK or NG
OK >> GO TO 15.
NG >> Replace fuel pump.
PBIB2706E
Continuity should exist.

FUEL PUMP
EC-691
[VQ35DE]
C
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MA
EC
Revision: 2006 January2006 M35/M45
15. CHECK INTERMITTENT INCIDENT
Refer to EC-165, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
OK or NG
OK >> Replace IPDM E/R.
NG >> Repair or replace harness or connectors.
Component InspectionNBS00583
FUEL PUMP
1. Turn ignition switch OFF.
2. Disconnect “fuel level sensor unit and fuel pump” harness connector.
3. Check resistance between “fuel level sensor unit and fuel pump”
terminals 1 and 3.
DROPPING RESISTOR
1. Turn ignition switch OFF.
2. Disconnect dropping resistor harness connector.
3. Check resistance between dropping resistor terminals 1 and 2.
CONDENSER
1. Turn ignition switch OFF.
2. Disconnect condenser harness connector.
3. Check resistance between condenser terminals 1 and 2.
Removal and InstallationNBS00584
FUEL PUMP
Refer to FL-4, "FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY" . Resistance: 0.2 - 5.0
[at 25C (77F)]
SEC918C
Resistance: Approximately 0.9 [at 20C (68F)]
PBIB0100E
Resistance: Above 1 M at 25C (77F)
PBIB0794E

EC-724
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
Fuel PressureNBS0058W
Idle Speed and Ignition TimingNBS0058X
*: Under the following conditions:
Air conditioner switch: OFF
Electric load: OFF (Lights, heater fan & rear window defogger)
Steering wheel: Kept in straight-ahead position
Calculated Load ValueNBS0058Y
Mass Air Flow SensorNBS0058Z
*: Engine is warmed up to normal operating temperature and running under no load.
Intake Air Temperature SensorNBS00590
Engine Coolant Temperature SensorNBS00591
Fuel Tank Temperature SensorNBS00592
Crankshaft Position Sensor (POS)NBS00593
Refer to EC-382, "Component Inspection" .
Camshaft Position Sensor (PHASE)NBS00594
Refer to EC-391, "Component Inspection" .
A/F Sensor 1 HeaterNBS00595
Fuel pressure at idling kPa (kg/cm2 , psi)Approximately 350 (3.57, 51)
Target idle speed No-load* (in P or N position) 650 50 rpm
Air conditioner: ON In P or N position 700 rpm or more
Ignition timing In P or N position 15
5 BTDC
Condition Calculated load value% (Using CONSULT-II or GST)
At idle5.0 - 35.0
At 2,500 rpm5.0 - 35.0
Supply voltageBattery voltage (11 - 14V)
Output voltage at idle0.9 - 1.2V*
Mass air flow (Using CONSULT-II or GST)2.0 - 6.0 gꞏm/sec at idle*
7.0 - 20.0 gꞏm/sec at 2,500 rpm*
Temperature C (F) Resistance k
25 (77)1.800 - 2.200
80 (176)0.283 - 0.359
Temperature C (F) Resistance k
20 (68)2.1 - 2.9
50 (122)0.68 - 1.00
90 (194)0.236 - 0.260
Temperature C (F) Resistance k
20 (68)2.3 - 2.7
50 (122)0.79 - 0.90
Resistance [at 25C (77F)] 2.3 - 4.3

SERVICE DATA AND SPECIFICATIONS (SDS)
EC-725
[VQ35DE]
C
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MA
EC
Revision: 2006 January2006 M35/M45
Heated Oxygen Sensor 2 HeaterNBS00596
Throttle Control MotorNBS00597
Fuel InjectorNBS00598
Fuel PumpNBS00599
Resistance [at 25C (77F)] 5.0 - 7.0
Resistance [at 25C (77F)] Approximately 1 - 15
Resistance [at 10 - 60C (50 - 140F)] 11.1 - 14.5
Resistance [at 25C (77F)] 0.2 - 5.0

INDEX FOR DTC
EC-727
[VK45DE]
C
D
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F
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MA
EC
Revision: 2006 January2006 M35/M45P0139 0139 HO2S2 (B1)EC-1033
P0150 0150 A/F SENSOR1 (B2)EC-969
P0151 0151 A/F SENSOR1 (B2)EC-979
P0152 0152 A/F SENSOR1 (B2)EC-988
P0153 0153 A/F SENSOR1 (B2)EC-997
P0157 0157 HO2S2 (B2)EC-1009
P0158 0158 HO2S2 (B2)EC-1020
P0159 0159 HO2S2 (B2)EC-1033
P0171 0171 FUEL SYS-LEAN-B1EC-1044
P0172 0172 FUEL SYS-RICH-B1EC-1055
P0174 0174 FUEL SYS-LEAN-B2EC-1044
P0175 0175 FUEL SYS-RICH-B2EC-1055
P0181 0181 FTT SENSOREC-1066
P0182 0182 FTT SEN/CIRCUITEC-1072
P0183 0183 FTT SEN/CIRCUITEC-1072
P0222 0222 TP SEN 1/CIRCEC-1077
P0223 0223 TP SEN 1/CIRCEC-1077
P0300 0300 MULTI CYL MISFIREEC-1084
P0301 0301 CYL 1 MISFIREEC-1084
P0302 0302 CYL 2 MISFIREEC-1084
P0303 0303 CYL 3 MISFIREEC-1084
P0304 0304 CYL 4 MISFIREEC-1084
P0305 0305 CYL 5 MISFIREEC-1084
P0306 0306 CYL 6 MISFIREEC-1084
P0307 0307 CYL 7 MISFIREEC-1084
P0308 0308 CYL 8 MISFIREEC-1084
P0327 0327 KNOCK SEN/CIRC-B1EC-1094
P0328 0328 KNOCK SEN/CIRC-B1EC-1094
P0332 0332 KNOCK SEN/CIRC-B2EC-1094
P0333 0333 KNOCK SEN/CIRC-B2EC-1094
P0335 0335 CKP SEN/CIRCUITEC-1099
P0340 0340 CMP SEN/CIRC-B1EC-1106
P0420 0420 TW CATALYST SYS-B1EC-1113
P0430 0430 TW CATALYST SYS-B2EC-1113
P0441 0441 EVAP PURG FLOW/MONEC-1119
P0442 0442 EVAP SMALL LEAKEC-1124
P0443 0443 PURG VOLUME CONT/VEC-1132
P0444 0444 PURG VOLUME CONT/VEC-1140
P0445 0445 PURG VOLUME CONT/VEC-1140
P0447 0447 VENT CONTROL VALVEEC-1147
P0448 0448 VENT CONTROL VALVEEC-1154
P0451 0451 EVAP SYS PRES SENEC-1160
DTC*1
Items
(CONSULT-II screen terms)Reference page
CONSULT-II
GST*
2ECM*3

EC-728
[VK45DE]
INDEX FOR DTC
Revision: 2006 January2006 M35/M45
P0452 0452 EVAP SYS PRES SENEC-1163
P0453 0453 EVAP SYS PRES SENEC-1170
P0455 0455 EVAP GROSS LEAKEC-1178
P0456 0456 EVAP VERY SML LEAKEC-1185
P0460 0460 FUEL LEV SEN SLOSHEC-1194
P0461 0461 FUEL LEVEL SENSOREC-1196
P0462 0462 FUEL LEVL SEN/CIRCEC-1198
P0463 0463 FUEL LEVL SEN/CIRCEC-1198
P0500 0500
VEH SPEED SEN/CIRC*5EC-1200
P0506 0506 ISC SYSTEMEC-1202
P0507 0507 ISC SYSTEMEC-1204
P0550 0550 PW ST P SEN/CIRCEC-1206
P0603 0603 ECM BACK UP/CIRCUITEC-1211
P0605 0605 ECMEC-1215
P0643 0643 SENSOR POWER/CIRCEC-1218
P0700 0700 TCMAT- 11 2
P0705 0705 PNP SW/CIRCAT- 11 3
P0710 0710 ATF TEMP SEN/CIRCAT-135
P0717 0717 TURBINE SENSORAT- 11 7
P0720 0720
VEH SPD SEN/CIR AT*5AT- 11 9
P0740 0740 TCC SOLENOID/CIRCAT-126
P0744 0744 A/T TCC S/V FNCTNAT-128
P0745 0745 L/PRESS SOL/CIRCAT-130
P0850 0850 P-N POS SW/CIRCUITEC-1223
P1140 1140 INTK TIM S/CIRC-B1EC-1228
P1145 1145 INTK TIM S/CIRC-B2EC-1228
P1148 1148 CLOSED LOOP-B1EC-1236
P1168 1168 CLOSED LOOP-B2EC-1236
P1211 1211 TCS C/U FUNCTNEC-1237
P1212 1212 TCS/CIRCEC-1238
P1217 1217 ENG OVER TEMPEC-1239
P1220 1220 FPCM/CIRCUITEC-1251
P1225 1225 CTP LEARNINGEC-1259
P1226 1226 CTP LEARNINGEC-1261
P1550 1550 BAT CURRENT SENSOREC-1263
P1551 1551 BAT CURRENT SENSOREC-1269
P1552 1552 BAT CURRENT SENSOREC-1269
P1553 1553 BAT CURRENT SENSOREC-1275
P1554 1554 BAT CURRENT SENSOREC-1281
P1564 1564 ASCD SWEC-1287 (Models with ICC)
EC-1294
(Models with ASCD)
P1568 1568
ICC COMMAND VALUE*
6EC-1301
DTC*1
Items
(CONSULT-II screen terms)Reference page
CONSULT-II
GST*
2ECM*3