What are the functions and locations of knock sensors on 2005 Volkswagen Passat?

The models have two knock sensors. The left engine block has four-cylinder sensors and the V6 models have one at each side. They sense inherent vibrations and consequently prevent more spark knock to enhance performance. To open, deassemble, disconnect, unscrew and pull parts; reassemble by following the same steps.

Genuine 2005 Volkswagen Passat Knock Sensor

Engine Knock Sensor

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3 Knock Sensors found

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2005 Volkswagen Passat Knock Sensor Part Number: 078-905-377
$89.96 MSRP: $126.00
You Save: $36.04 (29%)
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Product Specifications
- Other Name: Sensor
- Item Weight: 0.20 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 078-905-377
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following 2005 Volkswagen Passat Submodels:
- 4 Motion, GL, GL TDI, GLS, GLS 4 Motion, GLS TDI, GLX, GLX 4 Motion, W8 | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L DIESEL, 6 Cyl 2.8 L GAS, 8 Cyl 4.0 L GAS
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2005 Volkswagen Passat Knock Sensor Part Number: 06C-905-377
$98.76 MSRP: $138.32
You Save: $39.56 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor
- Item Weight: 0.20 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 06C-905-377
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following 2005 Volkswagen Passat Submodels:
- GL, GLS, GLS 4 Motion | 4 Cyl 1.8 L GAS
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2005 Volkswagen Passat Knock Sensor Part Number: 07D-905-377
$102.33 MSRP: $143.32
You Save: $40.99 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor
- Item Weight: 0.20 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 07D-905-377
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following 2005 Volkswagen Passat Submodels:
- GL, GLS, GLS 4 Motion | 4 Cyl 1.8 L GAS

2005 Volkswagen Passat Knock Sensor Parts and Q&A

Q: What are the functions and locations of knock sensors on 2005 Volkswagen Passat?
A: The models have two knock sensors. The left engine block has four-cylinder sensors and the V6 models have one at each side. They sense inherent vibrations and consequently prevent more spark knock to enhance performance. To open, deassemble, disconnect, unscrew and pull parts; reassemble by following the same steps.