ASC INFINITI M35 2007 Factory Service Manual

EC-1382
[VK45DE]
ASCD BRAKE SWITCH
Revision: 2007 April2007 M35/M45
7. CHECK ASCD BRAKE SWITCH
Refer to EC-1296, "
Component Inspection"
OK or NG
OK >> GO TO 13.
NG >> Replace ASCD brake switch.
8. CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch (1) harness connector.
–ASCD brake switch (2)
3. Check voltage between stop lamp switch terminal 1 and ground
with CONSULT -II or tester.
OK or NG
OK >> GO TO 10.
NG >> GO TO 9.
9. DETECT MALFUNCTIONING PART
Check the following.

Fuse block (J/B) connector E101

10A fuse

Harness for open or short between stop lamp switch and battery
>> Repair open circuit or short to ground or short to power in harness or connectors.
10. CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal 101 and stop lamp switch terminal 2.
Refer to Wiring Diagram.
3. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 12.
NG >> GO TO 11.
PBIB2705E
Voltage: Battery voltage
PBIA9488J
Continuity should exist.

ASCD BRAKE SWITCH
EC-1383
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Revision: 2007 April2007 M35/M45
11 . DETECT MALFUNCTIONING PART
Check the following.

Harness connectors E108, M15

Harness for open or short between ECM and stop lamp switch
>> Repair open circuit or short to ground or short to power in harness or connectors.
12. CHECK STOP LAMP SWITCH
Refer to EC-1383, "
Component Inspection" .
OK or NG
OK >> GO TO 13.
NG >> Replace stop lamp switch.
13. CHECK INTERMITTENT INCIDENT
Refer to EC-857, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
Component InspectionNBS005QN
ASCD BRAKE SWITCH
1. Turn ignition switch OFF.
2. Disconnect ASCD brake switch harness connector.
3. Check continuity between ASCD brake switch terminals 1 and 2
under the following conditions.
4. If NG, adjust ASCD brake switch installation, refer to BR-6,
"BRAKE PEDAL" , and perform step 3 again.
STOP LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check continuity between stop lamp switch terminals 1 and 2
under the following conditions.
4. If NG, adjust stop lamp switch installation, refer to BR-6,
"BRAKE PEDAL" , and perform step 3 again.
Condition Continuity
Brake pedal: Fully released Should exist
Brake pedal: Slightly depressed Should not exist
PBIB1536E
Condition Continuity
Brake pedal: Fully released Should not exist
Brake pedal: Slightly depressed Should exist
PBIA9489J

EC-1384
[VK45DE]
ASCD INDICATOR
Revision: 2007 April2007 M35/M45
ASCD INDICATORPFP:24814
Component DescriptionNBS005QO
ASCD indicator lamp illuminates to indicate ASCD operation status. Lamp has two indicators, CRUISE and
SET, and is integrated in combination meter.
CRUISE lamp illuminates when MAIN switch on ASCD steering switch is turned ON to indicated that ASCD
system is ready for operation.
SET lamp illuminates when following conditions are met.

CRUISE lamp is illuminated.

SET/COAST switch on ASCD steering switch is turned ON while vehicle speed is within the range of
ASCD setting.
SET lamp remains lit during ASCD control.
Refer to EC-738, "
AUTOMATIC SPEED CONTROL DEVICE (ASCD)" for the ASCD function.
CONSULT-II Reference Value in Data Monitor ModeNBS005QP
Specification data are reference values.
MONITOR ITEM CONDITION SPECIFICATION
CRUISE LAMP

Ignition switch: ONMAIN switch: Pressed at the 1st time →
at the 2nd timeON → OFF
SET LAMP

MAIN switch: ON

Vehicle speed: Between 40 km/h
(25 MPH) and 144 km/h (89
MPH)ASCD: Operating ON
ASCD: Not operating OFF

ASCD INDICATOR
EC-1385
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Revision: 2007 April2007 M35/M45
Wiring DiagramNBS005QQ
TBWT1507E

EC-1386
[VK45DE]
ASCD INDICATOR
Revision: 2007 April2007 M35/M45
Diagnostic ProcedureNBS005QR
1. CHECK OVERALL FUNCTION
Check ASCD indicator under the following conditions.
OK or NG
OK >>INSPECTION END
NG >> GO TO 2.
2. CHECK DTC
Check that DTC U1000 or U1001 is not displayed.
OK or NG
OK >> GO TO 3.
NG >> Perform trouble diagnosis for DTC U1000, U1001. Refer to EC-865, "
DTC U1000, U1001 CAN
COMMUNICATION LINE" .
3. CHECK DTC WITH “UNIFIED METER AND A/C AMP.”
Refer to DI-31, "
SELF-DIAG RESULTS" .
OK or NG
OK >> GO TO 4.
NG >> Go to DI-35, "
DTC [B2202] Meter Communication Circuit" .
4. CHECK INTERMITTENT INCIDENT
Refer to EC-857, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END
ASCD INDICATOR CONDITION SPECIFICATION
CRUISE LAMP

Ignition switch: ON
MAIN switch: Pressed at the
1st time → at the 2nd timeON → OFF
SET LAMP

MAIN switch: ON

Vehicle speed: Between 40
km/h (25 MPH) and 144 km/h
(89 MPH)

ASCD: Operating ON

ASCD: Not operating OFF

FRONT BUMPER
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Revision: 2007 April2007 M35/M45
FRONT BUMPERPFP:F2022
Removal and InstallationNIS0024D
CAUTION:
Bumper fascia is made of resin. Do not apply strong force to it, and be careful to prevent contact with
oil.
1. Bumper fascia assembly 2. Energy absorber 3. Bumper reinforcement
4. License plate bracket 5. Front bumper grille 6. Front air spoiler
7. Front undercover
PIIB4587E

EI-12
FRONT BUMPER
Revision: 2007 April2007 M35/M45
REMOVAL
1. Fully open hood assembly.
2. Remove screws of front air spoiler and remove front air spoiler.
3. Remove bolts of front undercover and remove undercover. (Figure to illustration C)
4. Remove front side of fender protector (LH/RH). Refer to EI-20, "
FENDER PROTECTOR" .
5. Remove clips of bumper fascia upper side.
6. Remove clips of front grille upper side.
7. Remove screws of bumper fascia left/right side. (Figure to illustration A, B)
8. Disconnect fog lamp harness connectors (LH/RH) after pulling out, and then remove bumper fascia.
CAUTION:
When removing bumper fascia, 2 workers are required so as to prevent it from dropping.
9. Remove the following parts after removing bumper fascia.

Front grille

License plate bracket

Front bumper grille (LH/RH) Refer to EI-13, "Removal and Installation of Front Bumper Grille" .

Fog lamp assembly (LH/RH) Refer to LT- 1 9 4 , "FRONT FOG LAMP" .
10. Remove bumper side bracket mounting clips, and remove
bumper side bracket (LH/RH).
11. Remove bumper energy absorber.
12. Remove bumper reinforcement mounting nuts, and remove bumper reinforcement with power tool.
INSTALLATION
Install in the reverse order of removal.
NOTE:
After installing, perform fitting adjustment.
PIIB4118J

FRONT BUMPER
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Revision: 2007 April2007 M35/M45
Removal and Installation of Front Bumper GrilleNIS0024E
CAUTION:
Apply protection tape around outer circumference of front bumper grille (bumper fascia side).
REMOVAL
1. Disengage plastic pawls from vehicle inside using a plastic spatula.
2. While pulling the grille frontward, unlock the turn fastener around right end of the grille using a screw-
driver.
3. Insert a shop cloth to inside of front bumper grille as shown in
the figure, and then disengage lower plastic pawls by pulling
front bumper grille toward vehicle front.
4. Hold fog lamp opening of front bumper grille by hand as shown
in the figure, and then pull front bumper grille out toward vehicle
front by disengaging plastic pawls of both ends.
NOTE:
Plastic clips of both ends are engaged strongly. Strong power is
necessary to disengage them.
INSTALLATION
Install in reverse order of removal.
1. Bumper fascia assembly 2. Front bumper grille
PIIB4588E
PIIB4363J
PIIB4364J

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REAR BUMPER
Revision: 2007 April2007 M35/M45
REAR BUMPERPFP:H5022
Removal and InstallationNIS0024F
CAUTION:
Bumper fascia is made of resin. Do not apply strong force to it, and be careful to prevent contact with
oil.
1. Bumper fascia assembly 2. Energy absorber 3. Bumper reinforcement
PIIB4589E

REAR BUMPER
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Revision: 2007 April2007 M35/M45
REMOVAL
1. Fully open trunk lid assembly.
2. Remove trunk floor carpet, trunk side box assembly, trunk rear plate, and trunk side finisher. Refer to EI-
56, "TRUNK ROOM TRIM & TRUNK LID FINISHER" .
3. Remove rear combination lamp (LH/RH). Refer to LT- 2 6 5 , "
Removal and Installation" .
4. Remove clips of rear combination lamp lower. (Figure to illustration B)
5. Remove clips of bumper fascia lower side.
6. Remove screws of bumper fascia left/right side. (Figure to illustration C)
7. Remove bumper fascia left/right bolt from trunk room inside. (Figure to illustration A)
8. Remove clip and bumper clamp from bumper fascia upper side, and then pull out bumper fascia toward
rear of vehicle. (Figure to illustration D)
9. Remove bumper fascia assembly.
CAUTION:
When removing bumper fascia, 2 workers are required so as to prevent it from dropping.
10. Remove bumper stay mounting clips, and remove bumper stay
(LH/RH).
11. Remove bumper energy absorber.
12. Remove bumper reinforcement mounting nuts and bumper reinforcement with power tool.
INSTALLATION
Install in the reverse order of removal.
NOTE:
After installing, perform fitting adjustment.
PIIB4119J