What is the location and function of the Crankshaft Position sensor on Nissan Frontier?

For four-cylinder and 3.3L V6 models, the Crankshaft Position sensor is located at the rear of the engine on the transmission bellhousing. It detects gaps in the flywheel/driveplate gear teeth to determine crankshaft speed which is used by the PCM for engine misfire detection. Remove it from the transmission bellhousing and measure the resistance across its terminals to check the sensor. The resistance should be within a specified range for each engine type. If these values of resistance are not right then it should be replaced by a new one. Faulty wiring harness may be revealed if correct values have been observed in both aforementioned cases. If these are fine, but, then there is a need of diagnosing them before any repair work can be done by qualified facility in PCM. There are two Crankshaft Position sensors for 3.5L V6 models; The Crankshaft Position sensor (POS) mounted on aluminum oil pan section at rear of engine close to transmission bellhousing and The Crankshaft Position sensor (REF) located on aluminum oil pan section at front of engine below crankshaft pulley which serve as gaps detectors using permanent magnet, core and coil that vary voltage signals sent to PCM . These signals which include ignition timing, fuel synchronization and misfire detection are used by PCM . Measure and check this against specified range for REF, Crankshaft Position sensor where R denotes Resistance between terminals should be taken as reference value. If these values of resistance are not correct then it would require replacement with new one while checking also wiring harness for open circuits or damage too as an alternative option if need arises when everything seems alright with both wiring harness and properly functioning sensors being present must be considered before visiting any expert technicians at certified workshops who understand more about how PCMs operate in cars so as fix all errors indicated above (losses). For POS, disconnect electrical connector, verify presence of battery voltage in B+ wire terminal, and check continuity to ground at black wire terminal. After removing the sensor, backprobe signal wire terminal with voltmeter. Touch it with a metal object and pull away fast; this should make voltmeter go to 5.0 volts then down to zero volts again. It must be replaced if the sensor does not respond as described above. Disconnect electrical connector then remove sensor for replacement.

Genuine Nissan Frontier Crankshaft Position Sensor

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10 Crankshaft Position Sensors found

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Nissan Frontier Crankshaft Angle Sensor
Part Number: 23731-6J90D
$120.83 MSRP: $175.00
You Save: $54.17 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: CAMSHAFT Position Sensor
- Replaces: 23731-6J905, 23731-6J906, 23731-5M010, 23731-5M016, 23731-6J900, 23731-5M015, 23731-6J90B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2005-2019 Nissan Frontier | LE, Off-Road, PRO-4X, S, SE, SL, SV | 6 Cyl 4.0L | VQ40DE
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Nissan Frontier Camshaft Position Sensor
Part Number: 23731-AL61A
$119.78 MSRP: $175.00
You Save: $55.22 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Position: Driver Side
- Replaced by: 23731-AL61D
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2007-2018 Nissan Frontier | LE, Off-Road, PRO-4X, S, SE, SL, SV | 6 Cyl 4.0L | VQ40DE
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Nissan Frontier Crankshaft Position Sensor
Part Number: 23731-EA20C
$58.40 MSRP: $175.00
You Save: $116.60 (67%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 23731-EA20D
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2007-2018 Nissan Frontier | LE, Off-Road, PRO-4X, S, SE, SL, SV | 6 Cyl 4.0L | VQ40DE
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Nissan Frontier Magnet Sensor Assembly
Part Number: 23731-6N21A
$120.83 MSRP: $175.00
You Save: $54.17 (31%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Crankshaft Position Sensor ; Sensor Assy-Magnet
- Replaces: 23731-6N205, 23731-6N202, 23731-6N20C, 23731-6N20D, 23731-6N20A, 23731-8J005, 23731-6N206, 23731-8J000, 23731-8J006, 23731-6N20B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2005-2019 Nissan Frontier | S, SE, SV, XE | 4 Cyl 2.5L | QR25DE
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Nissan Frontier Crankshaft Position Sensor
Part Number: 23731-JA10C
$121.88 MSRP: $172.15
You Save: $50.27 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Crankshaft Sensor
- Replaces: 23731-JA10B
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2020-2021 Nissan Frontier | PRO-4X, S, SV | 6 Cyl 3.8 L GAS
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Nissan Frontier Crankshaft Position Sensor
Part Number: 23731-EA221
$58.40 MSRP: $175.00
You Save: $116.60 (67%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 23731-EA20D
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2005-2007 Nissan Frontier | LE, Off-Road, SE | 6 Cyl 4.0L | VQ40DE
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Nissan Frontier Magnet Sensor Assembly
Part Number: 23731-3S500
$90.08 MSRP: $130.47
You Save: $40.39 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assy-Magnet; Crankshaft Position Sensor
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1998-2004 Nissan Frontier | SC, SE, STD, XE | 4 Cyl 2.4L, 6 Cyl 3.3L | KA24DE, VG33E
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Nissan Frontier Crankshaft Position Sensor
Part Number: 23731-EA20A
$58.40 MSRP: $175.00
You Save: $116.60 (67%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 23731-EA20D
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2006-2008 Nissan Frontier | LE, Off-Road, SE | 6 Cyl 4.0L | VQ40DE
View related parts
Nissan Frontier Camshaft Position Sensor
Part Number: 23731-EA26C
$111.70 MSRP: $161.77
You Save: $50.07 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Crankshaft Position Sensor
- Replaced by: 23731-EA26E
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2017-2019 Nissan Frontier | PRO-4X, S, SL, SV | 6 Cyl 4.0L | VQ40DE
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Nissan Frontier Crankshaft Position Sensor
Part Number: 23731-9BT0A
$83.20 MSRP: $120.50
You Save: $37.30 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Crankshaft Sensor
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2022-2025 Nissan Frontier | Hardbody Edition, PRO-4X, PRO-X, S, SL, SV | 6 Cyl 3.8 L GAS

Nissan Frontier Crankshaft Position Sensor

The Crankshaft Position Sensor of Nissan Frontier monitors the position and the rotating speed of the crankshaft while sending that data to the engine control module for precise ignition timing, accurate fuel injection, and other parameters. The Crankshaft Position Sensor is an electronic unit that is typically placed close to the crank pulley, flywheel, camshaft, or crankshaft where it sees a toothed wheel as it turns. The apparatus creates signals according to the crank phase and the number of revolutions per minute by the inductive, Hall effect, magnetoresistive, or optical sensing methods. The passive versions that are inductive, Hall, and magnetoresistive devices are able to detect static magnetic fields while optical types give sharp edge detection but may be dirt-sensitive. The Nissan Frontier engine is kept in sync at various speeds due to consistent input from the Crankshaft Position Sensor. Any Nissan Frontier may exhibit poor idling, misfires, stalling on acceleration, or no start, especially when hot, with a failing Crankshaft Position Sensor. Nissan Frontier modern sensors are sealed against heat, vibration, and fluid exposure. Thus, you can count on Crankshaft Position Sensor functionality.

If you need any OEM Nissan Frontier Crankshaft Position Sensor, feel free to choose them out of our huge selection of genuine Nissan Frontier Crankshaft Position Sensor. All our parts are offered at unbeatable prices and are supported by the manufacturer's warranty. In addition, we offer quick shipping to have your parts delivered to your door step in a matter of days.

Nissan Frontier Crankshaft Position Sensor Parts Questions & Experts Answers

Magnet Sensor Assembly
23731-3S500
Q: What is the location and function of the Crankshaft Position sensor on Nissan Frontier?
A:
For four-cylinder and 3.3L V6 models, the Crankshaft Position sensor is located at the rear of the engine on the transmission bellhousing. It detects gaps in the flywheel/driveplate gear teeth to determine crankshaft speed which is used by the PCM for engine misfire detection. Remove it from the transmission bellhousing and measure the resistance across its terminals to check the sensor. The resistance should be within a specified range for each engine type. If these values of resistance are not right then it should be replaced by a new one. Faulty wiring harness may be revealed if correct values have been observed in both aforementioned cases. If these are fine, but, then there is a need of diagnosing them before any repair work can be done by qualified facility in PCM. There are two Crankshaft Position sensors for 3.5L V6 models; The Crankshaft Position sensor (POS) mounted on aluminum oil pan section at rear of engine close to transmission bellhousing and The Crankshaft Position sensor (REF) located on aluminum oil pan section at front of engine below crankshaft pulley which serve as gaps detectors using permanent magnet, core and coil that vary voltage signals sent to PCM . These signals which include ignition timing, fuel synchronization and misfire detection are used by PCM . Measure and check this against specified range for REF, Crankshaft Position sensor where R denotes Resistance between terminals should be taken as reference value. If these values of resistance are not correct then it would require replacement with new one while checking also wiring harness for open circuits or damage too as an alternative option if need arises when everything seems alright with both wiring harness and properly functioning sensors being present must be considered before visiting any expert technicians at certified workshops who understand more about how PCMs operate in cars so as fix all errors indicated above (losses). For POS, disconnect electrical connector, verify presence of battery voltage in B+ wire terminal, and check continuity to ground at black wire terminal. After removing the sensor, backprobe signal wire terminal with voltmeter. Touch it with a metal object and pull away fast; this should make voltmeter go to 5.0 volts then down to zero volts again. It must be replaced if the sensor does not respond as described above. Disconnect electrical connector then remove sensor for replacement.

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