Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Trouble Diagnosis Chart by Symptom
2006 Infiniti FX35 AWDSECTION Trouble Diagnosis Chart by Symptom
NOTE:
- Always check the "Work Flow" before troubleshooting. Refer to "WORK FLOW ".
- Always check key fob battery before replacing key fob.
TROUBLE DIAGNOSIS SYMPTOM CHART
| Symptom | Diagnoses/service procedure |
|---|---|
| All function of remote keyless entry system do not operate. | 1. CHECK KEY FOB BATTERY AND FUNCTION . |
| 2. Replace key fob. Refer to ID CODE ENTRY PROCEDURE .
NOTE:
If the result of key fob function check with CONSULT-II is OK, key fob is not malfunctioning.
|
|
| 3. CHECK REMOTE KEYLESS ENTRY RECEIVER . | |
| 4. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| The new ID of key fob cannot be entered. | 1. CHECK KEY FOB BATTERY AND FUNCTION . |
| 2. CHECK KEY SWITCH . | |
| 3. CHECK DOOR SWITCH . | |
| 4. CHECK ACC SWITCH . | |
| 5. Replace key fob. Refer to ID CODE ENTRY PROCEDURE .
NOTE:
If the result of key fob function check with CONSULT-II is OK, key fob is not malfunctioning.
|
|
| 6. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Door lock or unlock does not function with key fob. (Power door lock system is "OK".) | 1. CHECK KEY FOB BATTERY AND FUNCTION . |
| 2. Replace key fob. Refer to ID CODE ENTRY PROCEDURE .
NOTE:
If the result of key fob function check with CONSULT-II is OK, key fob is not malfunctioning.
|
|
| 3. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Hazard and horn reminder does not activate properly when pressing lock or unlock button of key fob. | 1. Check hazard and horn reminder mode.* *: Hazard and horn reminder mode can be changed. First check the hazard and horn reminder setting. See WORK SUPPORT |
| 2. CHECK DOOR SWITCH . | |
| 3. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Hazard reminder does not activate properly when pressing lock or unlock button of key fob. (Horn reminder is "OK".) | 1. Check hazard reminder mode.* *: Hazard reminder mode can be changed. First check the hazard reminder setting. See WORK SUPPORT |
| 2. Check hazard function with hazard switch. See CHECK HORN FUNCTION . | |
| 3. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Horn reminder does not activate properly when pressing lock button of key fob. (Hazard reminder is "OK".) | 1. Check horn reminder mode.* *: Horn reminder can be changed. First check the horn chirp setting. See WORK SUPPORT |
| 2. CHECK HORN FUNCTION . | |
| 3. CHECK IPDM E/R OPERATION . | |
| 4. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Panic alarm (horn and headlamp) does not activate when panic alarm button is continuously pressed. | 1. Check panic alarm mode.* *: Panic alarm mode can be changed. First check the panic alarm setting. See WORK SUPPORT |
| 2. CHECK KEY FOB BATTERY AND FUNCTION . | |
| 3. CHECK HEADLAMP FUNCTION . | |
| 4. CHECK HORN FUNCTION . | |
| 5. CHECK IPDM E/R OPERATION . | |
| 6. CHECK KEY SWITCH . | |
| 7. Replace key fob. Refer to ID CODE ENTRY PROCEDURE .
NOTE:
If the result of key fob function check with CONSULT-II is OK, key fob is not malfunctioning.
|
|
| 8. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Auto door lock operation does not activate properly. (All other remote keyless entry system function is OK.) | 1. Check auto door lock operation mode.* *: Auto door lock operation mode can be changed. First check the auto door lock operation setting. See WORK SUPPORT |
| 2. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Keyless power window down (open) operation does not activate properly. (All other remote keyless entry system function is OK.) |
1. Check power window down operation mode.* *: Power window down operation mode can be changed. First check the power window down setting. See WORK SUPPORT |
| 2. Check power window function. | |
| 3. Replace BCM. See REMOVAL AND INSTALLATION OF BCM | |
| Map lamp and ignition keyhole illumination operation does not activate properly. | 1. Check map lamp and ignition keyhole illumination operation. See CHECK HORN FUNCTION . |
| 2. CHECK DOOR SWITCH . | |
| 3. Replace BCM. See REMOVAL AND INSTALLATION OF BCM |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.