Ford Fusion AWD Knock Sensor Costs
The average cost for a Ford Fusion AWD Knock Sensor Replacement is between $76 - $140. Get an instant quote with our AI repair estimator.
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What is a knock sensor?
A knock sensor is a crucial component in modern combustion engines that detects unusual vibrations or 'knocking' during the combustion process. This sensor plays a vital role in maintaining engine performance and efficiency. It is typically mounted on the engine block, cylinder head, or intake manifold. The knock sensor picks up the high-frequency engine vibrations caused by pre-ignition or detonation and sends signals to the engine control unit (ECU). If the ECU detects knocking, it can make adjustments to the ignition timing and air-fuel mixture to prevent engine damage, optimize performance, and enhance fuel efficiency.
Symptoms of a faulty knock sensor
If a knock sensor becomes faulty, it can lead to a range of issues with engine performance. One of the most noticeable symptoms is a check engine light illuminating on the dashboard, often indicating a trouble code related to the sensor. Drivers may also experience reduced engine performance, such as sluggish acceleration or poor fuel economy, as the engine may not be operating at its optimal performance level. Additionally, without the knock sensor's corrective input, the engine may produce pinging or knocking noises, especially under heavy acceleration or load. Such noises are harmful to engine components and indicate poor combustion timing. In severe cases, consistent knocking can cause significant engine damage if left unaddressed.
How urgent is knock sensor replacement?
Replacing a faulty knock sensor should be considered a high-priority repair because it directly affects your engine's efficiency and health. Driving with a malfunctioning knock sensor can lead to increased engine knocking, which may damage vital engine components like pistons and cylinder walls, ultimately resulting in costly repairs. Moreover, delayed replacement can lead to suboptimal performance and reduced fuel efficiency. For these reasons, it's advisable to replace a faulty knock sensor promptly to maintain engine health and performance.
How much does knock sensor replacement cost?
The cost of replacing a knock sensor can vary depending on the make and model of the vehicle, as well as the labor rates in your region. On average, the cost can range from $150 to $500. This typically includes both the price of the sensor itself, which can vary based on quality and brand, and labor costs for installation. Labor costs may be higher if the sensor is located in a hard-to-reach area of the engine, requiring more dismantling. It's wise to get a quote from a few mechanics to understand the range of costs for your specific vehicle.
5 FAQs about knock sensors
- Can a faulty knock sensor cause major engine problems?
A faulty knock sensor doesn't directly cause engine damage but indirectly affects engine performance and efficiency. If the incorrect engine timing is not corrected, it can lead to engine knocking, which might cause serious damage over time if not addressed. - Is it dangerous to drive with a bad knock sensor?
While it might not be immediately dangerous, continuing to drive with a bad knock sensor can lead to reduced performance, decreased fuel efficiency, and increased engine wear and tear. It’s advisable to have it repaired sooner rather than later. - How can I test if my knock sensor is working?
Diagnosing a knock sensor typically involves using an OBD-II scanner to check for trouble codes. In some cases, multimeters or oscilloscopes can be used to read the sensor’s signal. However, testing should ideally be conducted by professionals to ensure accurate results. - What happens if you unplug a knock sensor?
Unplugging a knock sensor will generally trigger a check engine light and force the car into a default mode that might retard the timing to prevent knocking, resulting in reduced engine performance and increased emissions. - How often should a knock sensor be replaced?
Knock sensors do not require regular replacement and are generally replaced when they fail. However, routine diagnostic checks during servicing can help ensure that they are functioning correctly and preemptively address any emerging issues.
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2020 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $16.00Labor: $69.00{ "partPrice": 16, "laborPrice": 69, "alldata_id": 60643, "alldata_vehicle_id": 60643, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2020, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2019 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $45.00Labor: $70.00{ "partPrice": 45, "laborPrice": 70, "alldata_id": 59737, "alldata_vehicle_id": 59737, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2019, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2019 Ford Fusion AWD V6-2.7L Turbo - Knock Sensor Costs
Parts: $30.00Labor: $25.00{ "partPrice": 30, "laborPrice": 25, "alldata_id": 59738, "alldata_vehicle_id": 59738, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "38.55", "pricecode": "", "partnumber": "FT4Z12A699C" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.6", "warrantytime": "0.0" }, "qualifiers": [] }, { "name": "Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.8", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2019, "make": "Ford", "model": "Fusion AWD", "engine": "V6-2.7L Turbo" }2018 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $51.00Labor: $61.00{ "partPrice": 51, "laborPrice": 61, "alldata_id": 58163, "alldata_vehicle_id": 58163, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2018, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2018 Ford Fusion AWD V6-2.7L Turbo - Knock Sensor Costs
Parts: $24.00Labor: $89.00{ "partPrice": 24, "laborPrice": 89, "alldata_id": 58164, "alldata_vehicle_id": 58164, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "38.55", "pricecode": "", "partnumber": "FT4Z12A699C" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.6", "warrantytime": "0.0" }, "qualifiers": [] }, { "name": "Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.8", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2018, "make": "Ford", "model": "Fusion AWD", "engine": "V6-2.7L Turbo" }2017 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $35.00Labor: $60.00{ "partPrice": 35, "laborPrice": 60, "alldata_id": 56565, "alldata_vehicle_id": 56565, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2017, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2017 Ford Fusion AWD V6-2.7L Turbo - Knock Sensor Costs
Parts: $71.00Labor: $92.00{ "partPrice": 71, "laborPrice": 92, "alldata_id": 56569, "alldata_vehicle_id": 56569, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "38.55", "pricecode": "", "partnumber": "FT4Z12A699C" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.6", "warrantytime": "0.0" }, "qualifiers": [] }, { "name": "Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "6.8", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2017, "make": "Ford", "model": "Fusion AWD", "engine": "V6-2.7L Turbo" }2016 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $86.00Labor: $28.00{ "partPrice": 86, "laborPrice": 28, "alldata_id": 55352, "alldata_vehicle_id": 55352, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2016, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2015 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $59.00Labor: $55.00{ "partPrice": 59, "laborPrice": 55, "alldata_id": 54379, "alldata_vehicle_id": 54379, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2015, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2014 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $66.00Labor: $36.00{ "partPrice": 66, "laborPrice": 36, "alldata_id": 53268, "alldata_vehicle_id": 53268, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2014, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2013 Ford Fusion AWD L4-2.0L Turbo - Knock Sensor Costs
Parts: $67.00Labor: $35.00{ "partPrice": 67, "laborPrice": 35, "alldata_id": 52553, "alldata_vehicle_id": 52553, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Powertrain Control", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "qualifiers": [ { "name": "One Or Both", "labor": { "note": "Includes: Fuel Rail, R&R & Water Pump, R&R For 2.7L Only. Includes: Fuel Rail, R&R & Water Pump, R&R For 3.0L Only.", "skill": "B", "standardtime": "1.6", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] } ] }, "year": 2013, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.0L Turbo" }2012 Ford Fusion AWD V6-3.0L Flex Fuel - Knock Sensor Costs
Parts: $11.00Labor: $70.00{ "partPrice": 11, "laborPrice": 70, "alldata_id": 50822, "alldata_vehicle_id": 50822, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "12.85", "pricecode": "", "partnumber": "AU5Z12A699A" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2012, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.0L Flex Fuel" }2012 Ford Fusion AWD V6-3.5L - Knock Sensor Costs
Parts: $14.00Labor: $61.00{ "partPrice": 14, "laborPrice": 61, "alldata_id": 50819, "alldata_vehicle_id": 50819, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "82.47", "pricecode": "", "partnumber": "7T4Z12A699AB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2012, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.5L" }2011 Ford Fusion AWD V6-3.0L Flex Fuel - Knock Sensor Costs
Parts: $11.00Labor: $71.00{ "partPrice": 11, "laborPrice": 71, "alldata_id": 49183, "alldata_vehicle_id": 49183, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "12.85", "pricecode": "", "partnumber": "AU5Z12A699A" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2011, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.0L Flex Fuel" }2011 Ford Fusion AWD V6-3.5L - Knock Sensor Costs
Parts: $52.00Labor: $54.00{ "partPrice": 52, "laborPrice": 54, "alldata_id": 48711, "alldata_vehicle_id": 48711, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "82.47", "pricecode": "", "partnumber": "7T4Z12A699AB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2011, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.5L" }2010 Ford Fusion AWD V6-3.0L - Knock Sensor Costs
Parts: $13.00Labor: $42.00{ "partPrice": 13, "laborPrice": 42, "alldata_id": 47144, "alldata_vehicle_id": 47144, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "83.64", "pricecode": "", "partnumber": "4L3Z12A699AA" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2010, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.0L" }2010 Ford Fusion AWD V6-3.5L - Knock Sensor Costs
Parts: $96.00Labor: $34.00{ "partPrice": 96, "laborPrice": 34, "alldata_id": 47145, "alldata_vehicle_id": 47145, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "82.47", "pricecode": "", "partnumber": "7T4Z12A699AB" } ] } ] }, "labors": { "operations": [ { "operation": "Remove & Replace", "qualifiers": [ { "name": "Powertrain Control", "qualifiers": [ { "name": "Knock Sensor, R&R", "labor": { "skill": "B", "standardtime": "2.9", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] } ] }, "year": 2010, "make": "Ford", "model": "Fusion AWD", "engine": "V6-3.5L" }2009 Ford Fusion AWD L4-2.3L - Knock Sensor Costs
Parts: $94.00Labor: $27.00{ "partPrice": 94, "laborPrice": 27, "alldata_id": 45552, "alldata_vehicle_id": 45552, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Replace", "qualifiers": [ { "name": "Knock Sensor, R&R ", "labor": { "skill": "B", "standardtime": "2.3", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] }, "year": 2009, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.3L" }2008 Ford Fusion AWD L4-2.3L - Knock Sensor Costs
Parts: $95.00Labor: $97.00{ "partPrice": 95, "laborPrice": 97, "alldata_id": 44910, "alldata_vehicle_id": 44910, "title": "Knock Sensor", "parts": { "qualifiers": [ { "name": "Knock Sensor", "part": [ { "name": "Knock Sensor", "price": "70.18", "pricecode": "", "partnumber": "1S7Z12A699BB" } ] } ] }, "labors": { "operations": [ { "operation": "Replace", "qualifiers": [ { "name": "Knock Sensor, R&R ", "labor": { "skill": "B", "standardtime": "2.3", "warrantytime": "0.0" }, "qualifiers": [] } ] } ] }, "year": 2008, "make": "Ford", "model": "Fusion AWD", "engine": "L4-2.3L" }