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Standard Ignition PC791 Engine Crankshaft Position SensorOE Quality 60-Day Returns
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Part #: PC791

Standard Ignition PC791 Engine Crankshaft Position Sensor

⚙️ 189 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Nissan, INFINITI, and Renault, Altima, Q50, Q60, Q70L, QX60, 370Z, GT-R, Maxima, Murano, Pathfinder, QX70, QX50, Quest, Q40, Q70, Safrane, EX37, FX37, G37, JX35, M35h, M37, EX35, FX35, M35, 350Z, and G35
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Reliable Engine Crankshaft Position Sensor for Nissan and Infiniti

The Standard Ignition PC791 Engine Crankshaft Position Sensor is designed to provide accurate and consistent engine timing data for a range of Nissan and Infiniti vehicles. This sensor helps maintain optimal engine performance and smooth operation.

  • Compatible with multiple Nissan and Infiniti models including 350Z, 370Z, Altima, Maxima, Murano, Pathfinder, and more
  • Direct replacement for OEM crankshaft position sensors
  • Ensures precise engine timing and improved fuel efficiency
  • Durable construction for long-lasting performance
  • Part number PC791 for easy identification and fitment

Product Details and Compatibility

The Standard Ignition PC791 crankshaft position sensor is engineered to meet or exceed original equipment specifications. It is compatible with a wide range of Nissan and Infiniti vehicles such as the Nissan Altima, Frontier, Maxima, Murano, Pathfinder, Quest, and the Infiniti G35, G37, FX35, FX37, Q50, Q60, Q70, and others. This sensor plays a critical role in engine management by monitoring the position and rotational speed of the crankshaft, which is essential for ignition timing and fuel injection control.

Common Applications and Problem Resolution

  • Helps resolve engine stalling or misfiring issues
  • Addresses difficulty starting the engine
  • Eliminates irregular idle or rough running conditions
  • Prevents check engine light related to crankshaft sensor faults
  • Improves overall engine responsiveness and performance

Installation Notes and Tips

Installation of the PC791 sensor requires basic mechanical skills and standard hand tools. It is recommended to disconnect the battery before installation to avoid electrical shorts. Ensure the sensor mounting area is clean and free of debris before securing the sensor. After installation, verify proper sensor alignment and check for any diagnostic trouble codes using an OBD-II scanner.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet strict quality standards and undergo rigorous testing to ensure reliability. The PC791 crankshaft position sensor comes with a limited warranty that covers defects in materials and workmanship, providing confidence in its durability and performance.

BrandStandard Ignition
Part NumberPC791
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
Terminal GenderMale
Terminal TypePin

This part fits 189 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2025INFINITIQX50N/A
2025NissanPathfinderN/ALocated In Block
2024INFINITIQX50N/A
2024NissanAltima2.0LL4N/A
2024NissanGT-RN/A
2024NissanMuranoN/A
2024NissanPathfinderN/ALocated In Block
2023INFINITIQX50N/A
2023NissanAltima2.0LL4N/A
2023NissanGT-RN/A
2023NissanMaximaN/A
2023NissanMuranoN/A
2023NissanPathfinderN/ALocated In Block
2022INFINITIQX50N/A
2022INFINITIQX552.0LL4N/A
2022NissanAltima2.0LL4N/A
2022NissanFrontier3.8LV6N/A
2022NissanMaximaN/A
2022NissanMuranoN/A
2022NissanPathfinderN/AAt Flywheel
2021INFINITIQ603.0LV6N/A
2021INFINITIQX50N/A
2021Nissan370ZN/A
2021NissanAltima2.0LL4N/A
2021NissanFrontier3.8LV6N/A
2021NissanGT-RN/A
2021NissanMaximaN/A
2021NissanMuranoN/A
2021NissanPathfinderN/A
2020INFINITIQ503.0LV6N/A
2020INFINITIQ603.0LV6N/A
2020INFINITIQX50N/A
2020INFINITIQX603.5LV6N/A
2020Nissan370ZN/A
2020NissanAltima2.0LL4N/A
2020NissanFrontier3.8LV6N/A
2020NissanGT-RN/A
2020NissanMaximaN/A
2020NissanMuranoN/A
2020NissanPathfinderN/A
2019INFINITIQ503.0LV6N/A
2019INFINITIQ603.0LV6N/A
2019INFINITIQ70L3.7LV6N/A
2019INFINITIQX50N/A
2019INFINITIQX603.5LV6N/A
2019Nissan370ZN/A
2019NissanAltima2.0LL4N/A
2019NissanGT-RN/A
2019NissanMaximaN/A
2019NissanMuranoN/A
2019NissanPathfinderN/A
2018INFINITIQ503.5LV6N/A
2018INFINITIQ603.0LV6N/A
2018INFINITIQ70L3.7LV6N/A
2018INFINITIQX603.5LV6N/A
2018INFINITIQX703.7LV6N/A
2018Nissan370ZN/A
2018NissanAltima3.5LV6N/A
2018NissanGT-RN/A
2018NissanMaximaN/A
2018NissanMuranoN/A
2018NissanPathfinderN/A
2017INFINITIQ503.5LV6N/A
2017INFINITIQ503.7LV6N/A
2017INFINITIQ603.0LV6N/A
2017INFINITIQ70L3.7LV6N/A
2017INFINITIQX50N/A
2017INFINITIQX603.5LV6N/A
2017INFINITIQX703.7LV6N/A
2017Nissan370ZN/A
2017NissanAltima3.5LV6N/A
2017NissanGT-RN/A
2017NissanMaximaN/A
2017NissanMuranoN/A
2017NissanPathfinderN/A
2017NissanQuestN/A
2016INFINITIQ503.5LV6N/A
2016INFINITIQ603.7LV6N/A
2016INFINITIQ70L3.7LV6N/A
2016INFINITIQX50N/A
2016INFINITIQX603.5LV6N/A
2016INFINITIQX703.7LV6N/A
2016Nissan370ZN/A
2016NissanAltima3.5LV6N/A
2016NissanGT-RN/A
2016NissanMaximaN/A
2016NissanMurano3.5LV6N/A
2016NissanPathfinderN/A
2016NissanQuestN/A
2015INFINITIQ403.7LV6N/A
2015INFINITIQ503.7LV6N/A
2015INFINITIQ503.5LV6N/A
2015INFINITIQ603.7LV6N/A
2015INFINITIQ703.5LV6N/A
2015INFINITIQ703.7LV6N/A
2015INFINITIQ70L3.7LV6N/A
2015INFINITIQX50N/A
2015INFINITIQX603.5LV6N/A
2015INFINITIQX703.7LV6N/A
2015Nissan370ZN/A
2015NissanAltima3.5LV6N/A
2015NissanGT-RN/A
2015NissanMaxima3.5LV6N/A
2015NissanMuranoN/A
2015NissanPathfinder3.5LV6N/A
2015NissanQuestN/A
2014INFINITIQ503.5LV6N/A
2014INFINITIQ503.7LV6N/A
2014INFINITIQ603.7LV6N/A
2014INFINITIQ703.5LV6N/A
2014INFINITIQ703.7LV6N/A
2014INFINITIQX50N/A
2014INFINITIQX603.5LV6N/A
2014INFINITIQX703.7LV6N/A
2014Nissan370ZN/A
2014NissanAltima3.5LV6N/A
2014NissanGT-RN/A
2014NissanMaximaN/A
2014NissanMuranoN/A
2014NissanPathfinder3.5LV6N/A
2014NissanQuestN/A
2013INFINITIEX37N/A
2013INFINITIFX373.7LV6N/A
2013INFINITIG37N/A
2013INFINITIJX35N/A
2013INFINITIM35hN/A
2013INFINITIM37N/A
2013Nissan370ZN/A
2013NissanAltima3.5LV6N/A
2013NissanGT-RN/A
2013NissanMaximaN/A
2013NissanMuranoN/A
2013NissanPathfinderN/A
2013NissanQuestN/A
2012INFINITIEX353.5LV6N/A
2012INFINITIFX353.5LV6N/A
2012INFINITIG37N/A
2012INFINITIM35h3.5LV6N/A
2012INFINITIM373.7LV6N/A
2012Nissan370ZN/A
2012NissanAltima3.5LV6N/A
2012NissanGT-RBlack EditionN/A
2012NissanGT-RPremiumN/A
2012NissanMaximaN/A
2012NissanMuranoN/A
2012NissanQuestLEN/A
2012NissanQuestSN/A
2012NissanQuestSLN/A
2012NissanQuestSVN/A
2011INFINITIEX353.5LV6N/A
2011INFINITIFX353.5LV6N/A
2011INFINITIG37N/A
2011INFINITIM373.7LV6N/A
2011Nissan370ZN/A
2011NissanAltima3.5LV6N/A
2011NissanGT-RPremiumN/A
2011NissanMaximaN/A
2011NissanMuranoN/A
2011NissanQuestLEN/A
2011NissanQuestSN/A
2011NissanQuestSLN/A
2011NissanQuestSVN/A
2010INFINITIEX353.5LV6N/A
2010INFINITIFX353.5LV6N/A
2010INFINITIG37N/A
2010INFINITIM353.5LV6N/A
2010Nissan370ZN/A
2010NissanAltima3.5LV6N/A
2010NissanGT-R3.8LV6N/A
2010NissanMaximaN/A
2010NissanMuranoN/A
2009INFINITIEX353.5LV6N/A
2009INFINITIFX353.5LV6N/A
2009INFINITIG37N/A
2009INFINITIM353.5LV6N/A
2009Nissan350ZN/A
2009Nissan370ZN/A
2009NissanAltima3.5LV6N/A
2009NissanGT-RN/A
2009NissanMaximaN/A
2009NissanMuranoN/A
2008INFINITIEX353.5LV6N/A
2008INFINITIG353.5LV6N/A
2008INFINITIG37N/A
2008Nissan350ZN/A
2008NissanAltima3.5LV6N/A
2007INFINITIG35Sedan3.5LV6N/A
2007Nissan350ZN/A
2007NissanAltima3.5LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

180-072919-0352196-40091KR245235-138623731JA10B2CRK00604D-12345S114886018153171-541373320907-85396318CPSA79CSC1195CSS1291CSS1291SBCSS1791PC791TS10370SS11988V38-72-0196

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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