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 MANUALSVOLKSWAGEN2007PASSAT 3.6, 4D SEDANREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORBUZZERS, RELAYS & TIMERS
2007 Volkswagen Passat 3.6, 4D Sedan
Buzzers, Relays & Timers
2007 Volkswagen Passat 3.6, 4D SedanSECTION Buzzers, Relays & Timers
NOTE:
All engine specific components listed in the following tables below apply to the 2.0L only. Component location information for the 3.6L engine is not supplied by the manufacturer. For additional information regarding 3.6L components, see appropriate system repair article.
BUZZERS, RELAYS & TIMERS LOCATION
| Component | Location |
|---|---|
| Alarm Horn Relay (D) | On relay carrier no. 2. See Figure. |
| Auxiliary Engine Coolant (EC) Pump Relay (2) | On relay carrier no. 1. See Figure. |
| Auxiliary Heater Operation Relay (1) | On relay carrier no. 1. See Figure. |
| Dual Horn Relay (B6) | On vehicle electrical system control module relay carrier. See Figure. |
| Dual Washer Pump Relay No. 1 (B7) | On vehicle electrical system control module relay carrier. See Figure. |
| Dual Washer Pump Relay No. 2 (B8) | On vehicle electrical system control module relay carrier. See Figure. |
| Fresh Air Fan Relay (3) | On relay carrier no. 1. See Figure. |
| Fuel Pump (FP) Relay (4) | On relay carrier no. 1. See Figure. |
| Headlight Washer Relay (6) | On relay carrier no. 1. See Figure. |
| Load Reduction Relay (B9) | On vehicle electrical system control module relay carrier. See Figure. |
| Motronic Engine Control Module (ECM) Power Supply Relay (A2) | In engine compartment electronics box (low). See Figure. |
| Motronic Engine Control Module (ECM) Power Supply Relay 2 (A2) | In engine compartment electronics box (high). See Figure. |
| Parking Aid Warning Buzzer (Front) | Behind left kick panel. |
| Parking Aid Warning Buzzer (Rear) | Left rear of trunk. |
| Power Supply Relay No. 2 (Terminal 30) (B4) | On vehicle electrical system control module relay carrier. See Figure. |
| Power Supply Relay (Terminal 15) (B1) | On vehicle electrical system control module relay carrier. See Figure. |
| Power Supply Relay (Terminal 50) (7) | On relay carrier no. 1. See Figure. |
| Powertrain CAN-Bus Low Cut-Off Relay (A) | On relay carrier no. 2. See Figure. |
| Rear Window Defogger Relay (B5) | On vehicle electrical system control module relay carrier. See Figure. |
| Recirculation Pump Relay (A2) | In engine compartment electronics box (high). See Figure. |
| Secondary Air Injection Relay (A1) | In engine compartment electronics box (low). See Figure. |
| Second Battery Charge Relay (C) | On relay carrier no. 2. See Figure. |
| Windshield Heater Relay | In plenum chamber, near engine control module. See Figure. |
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.