display INFINITI M35 2006 Factory Service Manual

BL-58
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
Key warning — Flash Activate —
Intelligent Key insert information — Flash — —
Engine start infor-
mationIgnition switch is
ON position————
Ignition switch is
except ON posi-
tion————
Steering lock information — — — —
Intelligent Key low battery warning — — — —
Key ID warning — — — —Warning/Information functions“KEY” warn-
ing lampCombination meter displayKey slot
illuminationWarning chime
Combination
meter buzzerIntelligent
Key warning
buzzer
PIIB4769J
PIIB4768J
PIIB4771J
PIIB4770J
PIIB4772J
PIIB4774J
PIIB4773J

INTELLIGENT KEY SYSTEM
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Revision: 2006 January2006 M35/M45
List of Operation Related Parts
Parts marked with are the parts related to operation.
Warning function
Intelligent Key
Key slot
Ignition switch
Door switch
Door request switch
Inside key antenna
Outside key antenna
Intelligent Key warning buzzer
Combination meter warning buzzer
Intelligent Key unit
CAN communication system
BCM
Combination meter display
Key slot illumination
Park position switch
“KEY” warning lamp
Intelligent Key system malfunction
OFF position warningFor internalFor external
P position warning
ACC warning
Take away warningDoor is open or close
Door is open
Push-ignition switch
operation
Take away through win-
dow
Intelligent Key is
removed from key slot
Door lock operation warning
Key warning
Intelligent Key insert information
Engine start informationIgnition switch is ON
positionIgnition switch is except
ON position
Steering lock information
Intelligent Key low battery warning
Key ID warning

BL-78
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
Trouble Diagnosis ProcedureNIS001XG
WORK FLOW
1. CHECK IN
CHECK IN.
>> GO TO 2.
2. GET SYMPTOMS
Listen to customer complaints request. (Get symptoms)
NOTE:
If customer reports a “No start” condition, request all Intelligent Keys to be brought to the dealer in case of
Intelligent Key system malfunction.
Intelligent Key service request>>Refer to CONSULT-II operation manual.
Intelligent Key system is malfunctioning>>GO TO 3.
3. PERFORM SELF-DIAGNOSIS
Perform self-diagnosis of Intelligent Key system with CONSULT-II.
“SELF-DIAG RESULTS” are displayed>>GO TO BL-81, "
SELF-DIAGNOSTIC RESULTS" .
“SELF-DIAG RESULTS” are not displayed>>GO TO 4.
4. CHECK FUNCTION OF INTELLIGENT KEY SYSTEM
Does all function of Intelligent Key system operate?
All function of Intelligent Key system does not operate>>GO TO BL-86, "
ALL FUNCTIONS OF INTELLI-
GENT KEY SYSTEM DOES NOT OPERATE" .
Specific function of Intelligent Key system does not operate>>GO TO 5.
5. CHECK POWER DOOR LOCK OPERATION
Does door lock/unlock operation by door lock and unlock switch operate?
OK or NG
OK >> GO TO 6.
NG >> Refer to BL-24, "
POWER DOOR LOCK SYSTEM" .
6. CHECK DOOR REQUEST SWITCH OPERATION
Does door lock/unlock operation by door request switch operate?
OK or NG
OK >> GO TO 7.
NG >> GO TO BL-86, "
DOOR LOCK/UNLOCK FUNCTION MALFUNCTION" .
7. CHECK TRUNK OPEN OPERATION
Does the trunk open operation by the trunk opener switch operate?
OK or NG
OK >> GO TO 8.
NG >> Refer to BL-209, "
TRUNK LID OPENER" .

BL-80
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
15. CHECK OUT
CHECK OUT.
>> INSPECTION END
CONSULT-II Functions (INTELLIGENT KEY)NIS001XH
CONSULT-II can display each diagnostic item using the diagnostic test modes as shown below.
CONSULT-II Inspection ProcedureNIS001XI
CAUTION:
If CONSULT-II is used with no connection CONSULT-II CONVERTER, malfunctions might be detected
in self-diagnosis depending on control unit which performs CAN Communication.
BASIC OPERATION
1. Turn ignition switch OFF.
2. Connect CONSULT-II CONVERTER and CONSULT-II to data
link connector (1).
3. Turn ignition switch to ON.
4. Touch “START (NISSAN BASED VHCL)”.
Part to be diagnosed Test item, Diagnosis mode Description
Intelligent KeyWORK SUPPORT Changes settings for each function.
SELF-DIAG RESULTS Intelligent Key unit performs CAN communication diagnosis.
DATA MONITOR Displays Intelligent Key unit input data in real time.
CAN DIAGNOSTIC SUPPORT
MONITORThe results of transmit/receive diagnosis of CAN Communication can
be read.
ACTIVE TESTOperation of electrical loads can be checked by sending driving signal
to then.
ECU PART NUMBER Displays Intelligent Key unit part No.
PBIB2712E
BCIA0029E

BL-82
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
CAUTION:
When CAN COMM 1 [U1000] and CAN COMM 2 [U1010] are displayed, give priority to performing trouble diagnosis.
DATA MONITOR
INTELLIGENT KEY
[B2552]Internal malfunction is detected in Intelligent Key unitReplace Intelligent Key
unit.BL-163
IGN POWER CIRCUIT
[B2553]It continues for 2 seconds or more that ON power sup-
ply input to Intelligent Key unit is excessively low when
the power supply position is in ON positionCheck Intelligent Key
unit ON power supply
inputBL-163
ACC POWER CIRCUIT
[B2554]It continues for 2 seconds or more that ACC power
supply input to Intelligent Key unit is excessively low
when the power supply position is in ACC or ON posi-
tionCheck Intelligent Key
unit ACC power supply
inputBL-164
STOP LAMP CIRCUIT
[B2555]5V or less is detected at both the stop lamp switch sig-
nal input circuit that is input to Intelligent Key unit and
the monitor input before stop lamp switchCheck stop lamp switchBL-167
ENG START SW
[B2556]Condition that push-button ignition switch is pushed is
detected continuously for 100 seconds or moreCheck push-button igni-
tion switchBL-168
VEHICLE SPEED
[B2557]Some differences occur on one or more vehicle speed
inputs of Intelligent Key unitCheck vehicle speed sig-
nalBL-169
SHIFT POSITION
[B2558]
There is a difference between the shift position input
via CAN communication and the P position input by
detent switch
Vehicle speed (5 km/h or more) is detected continu-
ously for 10 seconds or more even if the shift posi-
tion is detected in P position when the power supply
position is in ON positionCheck shift position inputBL-172
PDU
[B2559]Internal malfunction is detected in PDU Replace PDUBL-174
START POW SUP CIRC
[B2560]Though the engine start operation is not performed,
starter relay in IPDM E/R is ONCheck starter power sup-
plyBL-174
LOW VOLTAGE
[B2562]Battery power supply input to Intelligent Key unit (8.8V
or less) is detected continuously for 1.5 seconds or
moreCheck battery low volt-
ageBL-177
HI VOLTAGE
[B2563]Battery power supply input to Intelligent Key unit (18V
or more) is detected continuously for 90 seconds or
moreCheck for battery high
voltageBL-178
NATS MALFUNCTION
[B2590]Malfunction is detected in immobilizer systemCheck (IVIS) NATS trou-
ble diagnosis procedureBL-248
Suspect Systems
[DTC]Diagnostic item is detected when... Repair work Reference page
Monitor item Content
DR REQ SW Indicates [ON/OFF] condition of door request switch (driver side).
AS REQ SW Indicates [ON/OFF] condition of door request switch (passenger side).
BD/TR REQ SW Indicates [ON/OFF] condition of trunk opener request switch.
ON POS Indicates [ON/OFF] condition of ignition switch in ON position.
ACC POS Indicates [ON/OFF] condition of ignition switch in ACC position.
DOOR STAT SW Indicates [ON/OFF] condition of door unlock sensor.
STOP LAMP SW Indicates [ON/OFF] condition of stop lamp switch.
P RANGE SW Indicates [ON/OFF] condition of park position switch.
TR CANCEL SW* Indicates [ON/OFF] condition of trunk cancel switch.
DOOR LOCK SIG* Indicates [ON/OFF] condition of door lock signal from Intelligent Key remote controller button.
DOOR UNLOCK SIG* Indicates [ON/OFF] condition of door unlock signal from Intelligent Key remote controller button.
KEYLESS TRUNK* Indicates [ON/OFF] condition of trunk open signal from Intelligent Key remote controller button.

INTELLIGENT KEY SYSTEM
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Revision: 2006 January2006 M35/M45
OUTSIDE BUZZERThis test is able to check Intelligent Key warning buzzer operation.
Intelligent Key warning buzzer sounds when “ON” on CONSULT-II screen is touched.
INSIDE BUZZERThis test is able to check warning chime into combination meter operation.
Take away warning chime sounds when “TAKE OUT” on CONSULT-II screen is touched.
Key warning chime sounds when “KEY WARN” on CONSULT-II screen is touched.
P position warning chime sounds when “P RNG WARN” on CONSULT-II screen is touched.
ACC warning chime sounds when “ACC WARN” on CONSULT-II screen is touched.
INDICATORThis test is able to check warning lamp operation.
“KEY” Warning lamp illuminates when “KEY IND ON” on CONSULT-II screen is touched.
“KEY” Warning lamp flashes when “KEY IND FSH” on CONSULT-II screen is touched.
LCDThis test is able to check meter display information
Engine start information displays when “BRAKE/P” on CONSULT-II screen is touched.
Engine start information displays when “BRAKE/P/ON” on CONSULT-II screen is touched.
Key ID warning displays when “KEY ID NG” on CONSULT-II screen is touched.
Steering lock information displays when “STLCK RELES” on CONSULT-II screen is touched.
P position warning displays when “P RNG IND” on CONSULT-II screen is touched.
Intelligent Key insert information displays when “INSERT KEY” on CONSULT-II screen is
touched.
Intelligent Key low battery warning displays when “KEY BAT LOW” on CONSULT-II screen is
touched.
Take away through window warning displays when “TK AWAY WDW” on CONSULT-II screen is
touched.
Take away warning display when “TAKE AWAY” on CONSULT-II screen is touched.
OFF position warning display when “IGN OFF WARN” on CONSULT-II screen is touched.
P RANGEThis test is able to check A/T device power supply
A/T device power is supplied when “ON” on CONSULT-II screen is touched.
ENGINE SW ILLUMIThis test is able to check push-ignition switch illumination operation.
Push-ignition switch illumination illuminates when “ON” on CONSULT-II screen is touched.
LOCK INDCATORThis test is able to check LOCK indicator in push-ignition switch operation.
LOCK indicator in push-ignition switch illuminates when “ON” on CONSULT-II screen is touched.
ACC INDCATORThis test is able to check ACC indicator in push-ignition switch operation.
LOCK indicator in push-ignition switch illuminates when “ON” on CONSULT-II screen is touched.
IGNITION ON INDThis test is able to check INGITION ON indicator in push-ignition switch operation.
LOCK indicator in push-ignition switch illuminates when “ON” on CONSULT-II screen is touched.
KEY SLOT ILLUMIThis test is able to check key slot illumination operation.
Key slot illumination flash when “ON” on CONSULT-II screen is touched. Test item Description

BL-90
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
POWER WINDOW DOWN FUNCTION MALFUNCTION
NOTE:
Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
78, "Trouble Diagnosis Procedure" .
If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
Ignition switch is in OFF or ACC position.
Retaind power operation does not operate. Refer to GW-16, "RETAINED POWER OPERATION" .
WARNING FUNCTION MALFUNCTION
NOTE:
Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
78, "Trouble Diagnosis Procedure" .
Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.
If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
Warning chime functions operating condition is extremely complicated, during operating confirmations, recon-
firm the list above twice in order to ensure proper operation.
Symptom Diagnosis/service procedure Reference page
Power window down function does not
operate.1. Check “P/W DOWN DELAY” setting in “WORK SUPPORT”.BL-83
2. Check Intelligent Key battery inspection.BL-126
Symptom Diagnosis/service procedure Reference page
OFF position warn-
ing does not oper-
ate.For internal1. Check ignition switch position.BL-117
2. Check door switch.BL-96
3. Check warning chime function.BL-125
4. Replace Intelligent Key unit.BL-125
For external1. Check ignition switch position.BL-1172. Check door switch.BL-96
3. Check Intelligent Key warning buzzer.BL-107
4. Replace Intelligent Key unit.BL-125
P position warning does not operate.1. Check Park position switch.BL-115
2. Check door switch.BL-96
3. Check Intelligent Key warning buzzer.BL-107
4. Check warning chime function.BL-125
5. Check combination meter display.BL-124
6. Replace Intelligent Key unit. BL-125
ACC warning does not operate1. Check ignition switch position.BL-1172. Check warning chime function.BL-125
3. Check combination meter display.BL-124
4. Replace Intelligent Key unit.BL-125

INTELLIGENT KEY SYSTEM
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Take away warning
does not operate.Door open to close1. Check door switch.BL-96
2. Check inside key antenna.BL-112
3. Check Intelligent Key warning buzzer.BL-107
4. Check warning chime function.BL-125
5. Check key slot illumination.BL-123
6. Check combination meter display.BL-124
7. Replace Intelligent Key unit. BL-125
Push-button ignition
switch operation1. Check ignition switch position.BL-117
2. Check inside key antenna.BL-112
3. Check warning chime function.BL-125
4. Check key slot illumination.BL-123
5. Check combination meter display.BL-124
6. Replace Intelligent Key unit. BL-125
Door is open1. Check ignition switch position.BL-1172. Check inside key antenna.BL-112
3. Check combination meter display.BL-124
4. Replace Intelligent Key unit. BL-125
Take away through
window1.Check “TAKE OUT FROM WINDOW WARN” setting in
“WORK SUPPORT”.BL-83
2. Check inside key antenna.BL-112
3. Check warning chime function.BL-125
4. Check key slot illumination.BL-123
5. Check combination meter display.BL-124
6. Replace Intelligent Key unit. BL-125
Key warning chime does not operate.1. Check key slot.BL-94
2. Check door switch.BL-96
3. Check warning chime function.BL-125
4. Check key slot illumination.BL-123
5. Check combination meter display.BL-124
6. Replace Intelligent Key unit. BL-125
Door lock operation warning chime does
not operate.1. Check door switch.BL-96
2. Check key slot illumination.BL-123
3. Check Intelligent Key warning buzzer.BL-107
4. Check inside key antenna.BL-112
5. Replace Intelligent Key unit. BL-125
Symptom Diagnosis/service procedure Reference page

BL-92
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
Check CAN Communication SystemNIS001XL
1. CHECK SELF-DIAGNOSTIC RESULTS
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which performs CAN communication.
With CONSULT-II
Connect CONSULT-II, and turn ignition switch ON.
Touch “INTELLIGENT KEY” on “SELECT SYSTEM” screen.
Touch “SELF-DIAG RESULTS” on “SELECT DIAG MODE” screen.
Check display content in self-diagnostic results.
OK or NG
NO DTC IS DETECTED>> INSPECTION END
CAN COMM [U1000]>> After printing “SELF-DIAGNOSIS RESULTS”, go to “CAN SYSTEM”, Refer to LAN-
7, "Precautions When Using CONSULT-II" .
CAN COMM2 [U1010]>> Replace Intelligent Key unit.
CONSULT-II display item DTC code
NO DTC IS DETECTED —
CAN COMM U1000
CAN COMM2 U1010

BL-124
INTELLIGENT KEY SYSTEM
Revision: 2006 January2006 M35/M45
Check Horn FunctionNIS001Y2
First perform the “SELF-DIAG RESULTS” of “BCM” with CONSULT-II, then perform the trouble diagno-
sis of malfunction system indicated in “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-15, "
CAN Com-
munication Inspection Using CONSULT-II (Self-Diagnosis)".
1. CHECK HORN OPERATION
Check if horn sounds with horn switch.
Does horn operate?
Yes >> GO TO 2.
No >> Check horn circuit. Refer to WW-53, "
HORN" .
2. CHECK IPDM E/R INPUT SIGNAL
Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Replace IPDM E/R.
NG >> GO TO 3.
3. CHECK HORN RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and horn relay connector.
3. Check continuity between IPDM E/R connector and horn relay connector.
OK or NG
OK >> Check harness connection.
NG >> Repair or replace harness.
Check Combination Meter Display FunctionNIS001Y3
1. CHECK METER DISPLAY
With CONSULT-II
Check the operation with (“LCD”) in the ACTIVE TEST.
OK or NG
OK >> Meter display is OK.
NG >> Check combination meter. Refer to DI-17, "
Self-Diagno-
sis Mode of Combination Meter" .
Terminals
Voltage (V)
(Approx.) (+)
(–)
IPDM E/R
connectorTerminal
E9 48 Ground Battery voltage
PIIB6219E
AB
Continuity
IPDM E/R
connectorTe r m i n a lHorn relay
connectorTerminal
E9 48 E20 1 Yes
PIIB6220E
Is each warning displayed on meter display?
PIIB6369E