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.

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HOMESERVICE MANUALSINFINITI2006FX35 AWDREPAIR AND DIAGNOSISBODY & FRAMEEXTERIOR BODY PANELSBODY, LOCK & SECURITY SYSTEMINTELLIGENT KEY SYSTEMCHECK STOP LAMP SWITCH

2006 Infiniti FX35 AWD

Check Stop Lamp Switch

2006 Infiniti FX35 AWDSECTION Check Stop Lamp Switch

CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Disconnect stop lamp switch connector.
2. Check voltage between stop lamp switch connector E210 terminal 1 (GY) and ground.
  1 (GY) - Ground : Battery voltage
OK or NG

OK : GO TO 2.

NG : Repair or replace harness between stop lamp switch and fuse.

Fig 1: Identifying Voltage Between Stop Lamp Switch Connector E210 Terminal 1 (GY) And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STOP LAMP SWITCH OPERATION
Check continuity between stop lamp switch connector E210 terminal 1 and 2.

1 - 2

Brake pedal depressed : Continuity should exist.

Brake pedal not depressed : Continuity should not exist.

OK or NG

OK : GO TO 3.

NG : Replace stop lamp switch.

Fig 2: Identifying Continuity Between Stop Lamp Switch Connector E210 Terminal 1 And 2
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STOP LAMP SWITCH GROUND CIRCUIT
1. Check continuity between stop lamp switch connector E210 terminal 2 (P) and Intelligent Key unit connector M34 terminal 26 (P/L).
  2 (P) - 26 (P/L) : Continuity should exist.
2. Check continuity between stop lamp switch connector E210 terminal 2 (P) and ground.
  2 (P) - Ground : Continuity should not exist.
  
  Fig 3: Identifying Continuity Between Stop Lamp Switch Connector E210 Terminal 2 And Intelligent Key Unit Connector M34 Terminal 26
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : Stop lamp switch is OK.

NG : Repair or replace harness.

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.