Infiniti G35 (V35). Manual - part 183

INTELLIGENT KEY SYSTEM

BL-119

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KEY WARNING LAMP DOES NOT ILLUMINATE

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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 “Diagnoses/service procedure” col-
umn in this order.

●

Check if ignition switch turns using mechanical key. If it turns, check if “ENGINE START BY I-KEY” in
“WORK SUPPORT” mode is ON.

Conditions of Vehicle (Operating Conditions)

●

Intelligent Key is registered.

●

Key is not inserted in ignition switch.

●

One or more registered Intelligent Keys are in the vehicle.

NON DTC ITEM

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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 “Diagnoses/service procedure” col-
umn in this order.

Conditions of Vehicle (Operating Conditions)

●

Intelligent Key is registered.

●

Multiple mechanical keys are not set in a keyfob.
(If mechanical keys are near the ignition switch, the operation may not work properly.)

ENGINE START CONDITION CHECK

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "Trouble Diagnosis Procedure"

 .

●

If the following “symptoms” are detected, check systems shown in the ”Diagnoses/service procedure” col-
umn in this order.

Symptom

Diagnosis/service procedure

Reference page

Ignition switch does not turn on with Intelligent Key. 
[KEY warning lamp does not illuminate.]

1.

Check Intelligent Key unit power supply and ground 
circuit.

BL-126

2.

Check ignition knob switch.

BL-130

3.

Check key switch.

BL-127

4.

Replace Intelligent Key unit.

BL-157

Symptom

Diagnosis/service procedure

Reference page

Non DTC Item

1.

Check key switch.

BL-127

2.

Check NATS antenna amp.

BL-231

Symptom

Diagnosis/service procedure

Reference page

Engine start condition check

1.

Check park position switch.

BL-150

2.

Check stop lamp switch.

BL-148

BL-120

INTELLIGENT KEY SYSTEM

DOOR LOCK/UNLOCK FUNCTION MALFUNCTION

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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/procedure” column in
this order.

Conditions of Vehicle (Operating Conditions)

●

“LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-II.

●

Ignition switch is not depressed.

●

All doors are closed.

Symptom

Diagnosis/service procedure

Reference page

Door lock/unlock do not operate by request switch.

1.

Check door switch.

BL-132

2.

Check ignition knob switch.

BL-130

3.

Replace Intelligent Key unit.

BL-157

Door lock/unlock does not operate by request 
switch (driver side).

1.

Check door request switch (driver side).

BL-136

2.

Check outside key antenna (driver side).

BL-143

3.

Replace Intelligent Key unit.

BL-157

Door lock/unlock does not operate by request 
switch (passenger side).

1.

Check door request switch (passenger side).

BL-136

2.

Check outside key antenna (passenger side).

BL-143

3.

Replace Intelligent Key unit.

BL-157

Selective unlock function does not operate by door 
request switch (driver side) (other door lock func-
tion operate properly).

1.

Check “SELECT UNLOCK FUNCTION” setting in 
“WORK SUPPORT”.

BL-115

2.

Replace Intelligent Key unit.

BL-157

Auto lock function does not operate properly.

1.

Check “AUTO RELOCK TIMER” setting in “WORK 
SUPPORT”.

BL-115

2.

Check key switch.

BL-127

3.

Check ignition knob switch.

BL-130

4.

Check door switch.

BL-132

5.

Replace Intelligent Key unit.

BL-157

Key reminder function does not operate properly.

1.

Check “ANTI KEY LOCK IN FUNCTION” setting in 
“WORK SUPPORT”.

BL-115

2.

Check door switch.

BL-132

3.

Check inside key antenna.

BL-145

4.

Check unlock sensor.

BL-140

5.

Check Intelligent Key battery inspection.

BL-158

6.

Replace Intelligent Key unit.

BL-157

INTELLIGENT KEY SYSTEM

BL-121

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REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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)

●

Ignition switch is not depressed.

●

All doors are closed.

Symptom

Diagnosis/service procedure

Reference 

page

All of the remote keyless entry functions 
do not operate.

1.

Check Intelligent Key battery inspection.

BL-158

2.

Replace Intelligent Key unit.

BL-157

Selective unlock function does not operate 
by Intelligent Key remote control button.

1.

Check “SELECT UNLOCK FUNCTION” setting in “WORK SUP-
PORT”.

BL-115

2.

Check Intelligent Key battery inspection.

BL-158

3.

Replace Intelligent Key unit.

BL-157

Auto lock function does not operate prop-
erly.

1.

Check “AUTO RELOCK TIMER” setting in “WORK SUPPORT”.

BL-115

2.

Check key switch.

BL-127

3.

Check ignition knob switch.

BL-130

4.

Check door switch.

BL-132

5.

Replace Intelligent Key unit.

BL-157

Key reminder function does not operate 
properly.

1.

Check “ANTI KEY LOCK IN FUNCTION” setting in “WORK SUP-
PORT”.

BL-115

2.

Check door switch.

BL-132

3.

Check inside key antenna.

BL-145

4.

Check unlock sensor.

BL-140

5.

Check Intelligent Key battery inspection.

BL-158

6.

Replace Intelligent Key unit.

BL-157

Panic alarm function does not operate 
properly.

1.

Check “PANIC ALARM DELAY” setting in “WORK SUPPORT”.

BL-115

2.

Theft warning operation check.

BL-188

3.

Check Intelligent Key battery inspection.

BL-158

4.

Check key switch.

BL-127

5.

Check ignition knob switch.

BL-130

6.

Replace Intelligent Key unit

BL-157

Trunk open function does not operate 
properly.

1.

Check “TRUNK OPEN DELAY” setting in “WORK SUPPORT”.

BL-115

2.

Check trunk lid opener system.

BL-170

3.

Check trunk lid lock assembly (trunk room lamp switch)

BL-134

4.

Check Intelligent Key battery inspection.

BL-158

5.

Replace Intelligent Key unit

BL-157

BL-122

INTELLIGENT KEY SYSTEM

TRUNK OPEN FUNCTION MALFUNCTION

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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)

●

“LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-II.

●

Trunk cancel switch is in ON position.

HAZARD AND HORN REMINDER FUNCTION MALFUNCTION

NOTE:

●

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

BL-

112, "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)

●

Ignition switch is not depressed.

●

All doors are closed.

Symptom

Diagnosis procedure

Reference page

Trunk open function does not operate by trunk 
opener request switch.

1.

Check trunk opener request switch.

BL-138

 

2.

Check outside key antenna (rear bumper).

BL-143

3.

Replace Intelligent Key unit.

BL-157

Symptom

Diagnosis/service procedure

Reference page

Hazard reminder does not operate properly 
by request switch.
(Horn reminder operate properly.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

BL-115

2.

Check hazard function with hazard switch.

LT-77

3.

Replace Intelligent Key unit

BL-157

Horn reminder does not operate properly by 
request switch.
(Hazard reminder operate properly.)

1.

Check “ANSWER BACK WITH I-KEY LOCK” or 
“ANSWER BACK WITH I-KEY UNLOCK” setting in 
“WORK SUPPORT”.

BL-115

2.

Check Intelligent Key warning buzzer (engine room).

BL-142

3.

Check horn function.

BL-156

4.

Check IPDM E/R operation.

BL-156

5.

Replace Intelligent Key unit

BL-157

Hazard reminder does not operate properly 
by Intelligent Key remote control button.
(Horn reminder operate properly.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

BL-115

2.

Check hazard function.

BL-156

3.

Replace Intelligent Key

BL-157

Horn reminder does not operate properly by 
Intelligent Key remote control button (door 
lock/unlock button).
(Hazard reminder operate properly.)

1.

Check “HORN WITH KEYLESS LOCK” setting in “WORK 
SUPPORT”.

BL-115

2.

Check Intelligent Key warning buzzer (engine room).

BL-142

3.

Check horn function.

BL-156

4.

Check IPDM E/R operation.

BL-156

5.

Replace Intelligent Key unit

BL-157