How to disconnect and replace the Camshaft Position Sensor on Mazda 6?

Unplug the cable on the negative battery. On four-cylinder models, the CMP sensor will be installed at the left front of the valve cover at the top of the left end of the intake camshaft. Unattach the CMP sensor electrical connector, CMP sensor mounting bolt and remove the CMP sensor. Check the state of CMP sensor O-ring; in case it is damaged, ripped, or scarred, change it. Removal is the contrary of installation. In the case of V6, observe that each cylinder head has a CMP sensor, which is located on either the right end (3.0L engines) or the left end (3.7L engines). On 3.0Ls, in case of removing the CMP sensor off the head of the front cylinder, lift the wiring harness clip off the valve cover stud and lay it aside. Should the CMP sensor be removed off the rear cylinder head, there is a likelihood that the coolant reservoir will also need to be removed and stored out of the way, but the coolant lines are not to be disconnected. On engines of 3.7L, take out the air filter housing and air intake duct. This is because the front cylinder head CMP will be concealed behind the harness bracket, and this will require the removal of the bracket mounting bolts and the bracket itself. Unscrew the electrical connector of the CMP sensor and delete the CMP sensor mounting bolt and extract the sensor. Take out CMP sensor O-ring and check the condition of it; in case it is torn, broken, or in any other way damaged, change it. Installation: Lubricate sensor O-ring with clean engine oil, and otherwise, it goes in the opposite way as it came out.

How to remove and replace the Camshaft Position Sensor and its O-ring on Mazda 3?

Take the battery cover and unplug the cable at the negative end of the battery. This is followed by removing the upper engine cover by lifting it upwards on each side and removing it on the posts of mounting in the center. Unscrew the electrical connector of CMP sensor and disconnect the electrical connector, unscrew the CMP sensor mounting bolt and disassemble the CMP sensor. Check the status of CMP sensor O-ring, in case it is torn, cracked or, otherwise, damaged, change it. Make sure to lubricate sensor O-ring using clean engine oil and it is the opposite of removal.

Genuine Mazda Camshaft Position Sensor

Cam Position Sensor

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24 Camshaft Position Sensors found

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Mazda Crankshaft Position Sensor Part Number: AJ57-18-230A
$24.20 MSRP: $32.27
You Save: $8.07 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position R.H.; Camshaft Sensor, Crankshaft Position Sensor
- Replaces: AJ57-18-230
Fits the following Mazda Models:
- 6 | 2003-2008 | i, Mazdaspeed, S | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mazda Crankshaft Position Sensor Part Number: AJ58-18-230A
$24.20 MSRP: $32.27
You Save: $8.07 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Camshaft Position L.H.; Camshaft Sensor, Crankshaft Position Sensor
- Replaces: AJ58-18-230
Fits the following Mazda Models:
- 6 | 2003-2008 | i, Mazdaspeed, S | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mazda Camshaft Position Sensor Part Number: LF01-18-230
$28.45 MSRP: $37.95
You Save: $9.50 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Sensor
- Replaces: 1F20-18-194
Fits the following Mazda Models:
- 3 | 2004-2005 | i, S, SP23 | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
- 5 | 2006-2007 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
- 6 | 2003-2005 | i, S | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
- B2300 | 2001-2009 | Base, SE, SX | 4 Cyl 2.3 L GAS
- Tribute | 2008, 2005-2006 | Hybrid, i | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
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Mazda Camshaft Position Sensor Part Number: 1F00-18-194
$31.51 MSRP: $42.03
You Save: $10.52 (26%)
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Product Specifications
- Other Name: Sensor Camshaft; Camshaft Sensor, Crankshaft Sensor
- Replaces: ZZM0-18-194
Fits the following Mazda Models:
- B2300 | 1994-1997 | Base, SE | 4 Cyl 2.3 L GAS
- B2500 | 1998-2001 | SE, SX, Troy Lee | 4 Cyl 2.5 L GAS
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Mazda Camshaft Position Sensor Part Number: L3K9-18-230A
$82.31 MSRP: $109.77
You Save: $27.46 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Sensor
Fits the following Mazda Models:
- 3 | 2007-2013 | Mazdaspeed, S | 4 Cyl 2.3 L GAS
- 6 | 2006-2007 | i, Mazdaspeed, S | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
- CX-7 | 2007-2012 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Camshaft Position Sensor Part Number: PE01-18-230
$87.34 MSRP: $116.47
You Save: $29.13 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Position Sensor
Fits the following Mazda Models:
- 3 | 2012-2024 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Grand Touring, i, i Grand Touring, I Sport, i SV, I Touring, Mazdaspeed, Preferred, Premium, S, s Grand Touring, s Touring, Select, Select Sport, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
- 6 | 2014-2021 | Carbon Edition, Grand Touring, Grand Touring Reserve, Signature, Sport, Touring | 4 Cyl 2.5 L GAS
- CX-3 | 2016-2021 | Grand Touring, Sport, Touring | 4 Cyl 2.0 L GAS
- CX-30 | 2020-2023 | 2.5 S, 2.5 S Carbon Edition, 2.5 Turbo, Base, Preferred, Premium, Select | 4 Cyl 2.5 L GAS
- CX-5 | 2013-2024 | 2.5 S, 2.5 S Carbon Edition, 2.5 Turbo, 2.5 Turbo Signature, Carbon Edition, Carbon Edition Turbo, Grand Select, Grand Touring, Grand Touring Reserve, Signature, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
- CX-50 | 2023-2024 | 2.5 S, 2.5 Turbo | 4 Cyl 2.5 L GAS
- CX-9 | 2016-2023 | Carbon Edition, Grand Touring, Signature, Sport, Touring, Touring Plus | 4 Cyl 2.5 L GAS
- MX-5 Miata | 2016-2023 | 100th Anniversary Special Edition, Club, Grand Touring, RF 100th Anniversary Special Edition, RF Club, RF Grand Touring, Sport | 4 Cyl 2.0 L GAS
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Mazda Camshaft Position Sensor Part Number: P51B-18-230
$103.64 MSRP: $138.20
You Save: $34.56 (26%)
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Product Specifications
- Other Name: Sensor, Crankshaft Position; Camshaft Position Sensor
Fits the following Mazda Models:
- MX-5 Miata | 2016-2023 | 100th Anniversary Special Edition, Club, Grand Touring, RF 100th Anniversary Special Edition, RF Club, RF Grand Touring, Sport | 4 Cyl 2.0 L GAS
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Mazda Crankshaft Position Sensor Part Number: N3R4-18-221A
$123.13 MSRP: $164.21
You Save: $41.08 (26%)
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Product Specifications
- Other Name: Sensor, Crankshaft Position; Camshaft Sensor, Crankshaft Sensor
Fits the following Mazda Models:
- CX-5 | 2019 | Signature | 4 Cyl 2.2 L DIESEL
- RX-8 | 2009-2011 | Grand Touring, R3, Sport, Touring | 2 Cyl 1.3 L GAS
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Mazda Crankshaft Position Sensor Part Number: N3A1-18-221A
$194.23 MSRP: $259.02
You Save: $64.79 (26%)
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Product Specifications
- Other Name: Sensor, Cam/Crank Position; Camshaft Sensor, Crankshaft Sensor
- Replaces: N3A1-18-221A-PT, N3A1-18-221
Fits the following Mazda Models:
- Protege | 1999-2003 | DX, ES, LX, Mazdaspeed, MP3 | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS
- Protege5 | 2002-2003 | Base | 4 Cyl 2.0 L GAS
- RX-7 | 1993-1995 | Base, R1, R2, Touring | 2 Cyl 1.3 L GAS
- RX-8 | 2004-2011 | 40th Anniversary Edition, Base, Grand Touring, R3, Shinka, Sport, Touring | 2 Cyl 1.3 L GAS
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Mazda Camshaft Position Sensor Part Number: CA01-18-230
$20.74 MSRP: $27.66
You Save: $6.92 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Sensor
- Replaces: CY01-18-230, ZZJ1-18-280
Fits the following Mazda Models:
- 6 | 2009-2013 | S | 6 Cyl 3.7 L GAS
- CX-9 | 2007-2015 | Grand Touring, Sport, Touring | 6 Cyl 3.5 L GAS, 6 Cyl 3.7 L GAS
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Mazda Camshaft Position Sensor Part Number: B61P-18-230A
$801.70 MSRP: $1095.43
You Save: $293.73 (27%)
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Product Specifications
- Other Name: Sensor, Angle Camshaft; Camshaft Position Sensor
- Replaces: B61P-18-230
Fits the following Mazda Models:
- Miata | 1990-1994 | Base, LE, M Edition, SE | 4 Cyl 1.6 L GAS, 4 Cyl 1.8 L GAS
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Mazda Camshaft Position Sensor Part Number: YF09-18-230
$21.25 MSRP: $28.34
You Save: $7.09 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Camshaft Position
Fits the following Mazda Models:
- Tribute | 2001-2004 | DX | 4 Cyl 2.0 L GAS
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Mazda Camshaft Position Sensor Part Number: BPE8-18-230
$555.16 MSRP: $746.33
You Save: $191.17 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Camshaft Position; Crankshaft Sensor
Fits the following Mazda Models:
- Miata | 1995-1997 | Base, M Edition, STO | 4 Cyl 1.8 L GAS
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Mazda Camshaft Position Sensor Part Number: 1F72-18-194
$17.28 MSRP: $22.69
You Save: $5.41 (24%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Camshaft
Fits the following Mazda Models:
- B4000 | 2001-2009 | Base, DS, SE | 6 Cyl 4.0 L GAS
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Mazda Camshaft Position Sensor Part Number: ZJ01-18-230
$109.41 MSRP: $145.91
You Save: $36.50 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Position Sensor
- Replaces: ZL01-18-230
Fits the following Mazda Models:
- 2 | 2011-2014 | Sport, Touring | 4 Cyl 1.5 L GAS
- Protege | 1999-2003 | DX, ES, LX, Mazdaspeed, MP3 | 4 Cyl 1.6 L GAS, 4 Cyl 2.0 L GAS
- Protege5 | 2002-2003 | Base | 4 Cyl 2.0 L GAS
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Mazda Camshaft Position Sensor Part Number: ZJ10-18-221
$131.21 MSRP: $174.98
You Save: $43.77 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft
- Replaces: BP4W-18-230
Fits the following Mazda Models:
- Miata | 1999-2005 | 10th Anniversary, Base, LS, Mazdaspeed, SE, Shinsen | 4 Cyl 1.8 L GAS
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Mazda Camshaft Position Sensor Part Number: ZZC2-18-230A
$64.00 MSRP: $85.35
You Save: $21.35 (26%)
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Product Specifications
- Other Name: Sensor, Camshaft Position
- Replaces: ZZC2-18-230
Fits the following Mazda Models:
- Tribute | 2009-2011 | S | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mazda Camshaft Position Sensor Part Number: GY07-18-230A
Product Specifications
- Other Name: Sensor, Camshaft Position; Camshaft Sensor
Fits the following Mazda Models:
- MPV | 2000-2006 | DX, ES, LX, LX-SV | 6 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS
- Tribute | 2008-2011, 2001-2006 | DX, ES, LX, S | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mazda Crankshaft Position Sensor Part Number: JE48-18-221
Product Specifications
- Other Name: Sensor, Angle; Camshaft Position Sensor
Fits the following Mazda Models:
- 929 | 1992-1995 | Base | 6 Cyl 3.0 L GAS
- MPV | 1996-1998 | DX, ES, LX | 6 Cyl 3.0 L GAS
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Mazda Camshaft Position Sensor Part Number: N326-18-230
Product Specifications
- Other Name: Sensor, Angle; Camshaft Position Sensor
Fits the following Mazda Models:
- RX-7 | 1986-1991 | 10th Anniversary, Base, Base 2+2, Convertible, GTU, GTUs, GXL, GXL 2+2, LX, LX 2+2, SE, SE 2+2, Sport, Turbo | 2 Cyl 1.3 L GAS

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1-20 of 24 Results

Mazda Camshaft Position Sensor

Mazda Camshaft Position Sensor is a sensor that gives exact timing information that allows the engine to fire each cylinder at just the right time to boost power and improve fuel use. Mazda has made its name on fun-driving cars, Skyactiv engines that wring more miles from every drop of fuel, and the sleek Kodo car design language that makes every car look like it's poised to leap forward. From city-friendly hatchbacks to capable sport utility vehicles, Mazda offers a fun-to-drive feel without compromising on comfort or safety, backing each ride with i-Activsense features such as radar cruise and lane keeping which increases driver confidence. The brand also plays with electric drive, mild hybrids, and i-Activ AWD showing Mazda's commitment to advancement without making ownership complicated or boring. While these characteristics are what create the performance stage, the Camshaft Position Sensor is the timekeeper of the engine. Mounted near the camshaft, this small magnetic unit reads the shaft angle and speed and then sends fresh signals to the control module many times a second so fuel injection and spark keep up with the movement of the pistons. Working in tandem with the crank sensor, the Camshaft Position Sensor is responsible for providing smooth starts, steady idle, and crisp acceleration, especially in motors with variable valve timing. When data remains accurate, drivers benefit from fewer misfires, stable revs, and reliable efficiency across the entire Mazda lineup.

You'll get great performance and real durability when you pick genuine OEM Camshaft Position Sensor. Mazda builds these using high-quality materials and official factory methods to ensure they hold up mile after mile. You deserve that Mazda reliability without the headache of cheap knockoffs. It is easy to find exactly what you need in our huge inventory of genuine parts. Plus, every OEM part carries a real manufacturer's warranty for your peace of mind. You will love our low prices too. Order today and we will ship your brand-new parts fast. They often reach your door in just a few days.

Mazda Camshaft Position Sensor Parts and Q&A

Camshaft Position Sensor
CA01-18-230
Q: How to disconnect and replace the Camshaft Position Sensor on Mazda 6?
A:
Unplug the cable on the negative battery. On four-cylinder models, the CMP sensor will be installed at the left front of the valve cover at the top of the left end of the intake camshaft. Unattach the CMP sensor electrical connector, CMP sensor mounting bolt and remove the CMP sensor. Check the state of CMP sensor O-ring; in case it is damaged, ripped, or scarred, change it. Removal is the contrary of installation. In the case of V6, observe that each cylinder head has a CMP sensor, which is located on either the right end (3.0L engines) or the left end (3.7L engines). On 3.0Ls, in case of removing the CMP sensor off the head of the front cylinder, lift the wiring harness clip off the valve cover stud and lay it aside. Should the CMP sensor be removed off the rear cylinder head, there is a likelihood that the coolant reservoir will also need to be removed and stored out of the way, but the coolant lines are not to be disconnected. On engines of 3.7L, take out the air filter housing and air intake duct. This is because the front cylinder head CMP will be concealed behind the harness bracket, and this will require the removal of the bracket mounting bolts and the bracket itself. Unscrew the electrical connector of the CMP sensor and delete the CMP sensor mounting bolt and extract the sensor. Take out CMP sensor O-ring and check the condition of it; in case it is torn, broken, or in any other way damaged, change it. Installation: Lubricate sensor O-ring with clean engine oil, and otherwise, it goes in the opposite way as it came out.
Camshaft Position Sensor
LF01-18-230
Q: How to remove and replace the Camshaft Position Sensor and its O-ring on Mazda 3?
A:
Take the battery cover and unplug the cable at the negative end of the battery. This is followed by removing the upper engine cover by lifting it upwards on each side and removing it on the posts of mounting in the center. Unscrew the electrical connector of CMP sensor and disconnect the electrical connector, unscrew the CMP sensor mounting bolt and disassemble the CMP sensor. Check the status of CMP sensor O-ring, in case it is torn, cracked or, otherwise, damaged, change it. Make sure to lubricate sensor O-ring using clean engine oil and it is the opposite of removal.