HomeIgnition > SensorsStandard Ignition PC508 Engine Crankshaft Position Sensor
Part #: PC508

Standard Ignition PC508 Engine Crankshaft Position Sensor

⚙️ 27 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, M3, 635CSi, 535i, 535is, M6, 735i, L6, L7, 533i, 633CSi, and 733i
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Reliable Engine Crankshaft Position Sensor for BMW Models

The Standard Ignition PC508 Engine Crankshaft Position Sensor is designed to provide accurate and consistent engine timing data for select BMW vehicles. This sensor ensures optimal engine performance by monitoring the crankshaft's position and speed.

  • Compatible with BMW 533i, 535i, 535is, 635CSi, 735i, M3, and M6 models
  • OEM-quality replacement part number PC508
  • Engine crankshaft position sensor for precise timing signal
  • Durable construction for reliable operation under various conditions
  • Direct fit for easy installation without modifications

Product Details and Functionality

The Standard Ignition PC508 sensor plays a critical role in engine management systems by detecting the crankshaft's rotational position. This information is essential for the engine control unit (ECU) to regulate ignition timing and fuel injection. Designed specifically for BMW models such as the 533i, 535i, 535is, 635CSi, 735i, M3, and M6, this sensor meets strict quality standards to maintain engine efficiency and performance.

Common Applications and Problem Resolution

  • Resolves engine misfires caused by inaccurate crankshaft position data
  • Eliminates stalling or rough idling issues related to sensor failure
  • Prevents difficulty starting the engine due to faulty timing signals
  • Addresses check engine light triggers linked to crankshaft sensor faults
  • Improves overall engine responsiveness and fuel economy

Installation Notes and Tips

Installation of the Standard Ignition PC508 sensor is straightforward with a direct fit design for compatible BMW models. It is recommended to disconnect the battery before installation to avoid electrical shorts. Ensure the sensor mounting surface is clean and free of debris to maintain proper sensor alignment. After installation, verify sensor operation by checking for any diagnostic trouble codes and confirming smooth engine performance.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The PC508 sensor undergoes rigorous testing to confirm accuracy and longevity. This product typically includes a limited warranty covering defects in materials and workmanship, providing confidence in your replacement part.

BrandStandard Ignition
Part NumberPC508
Connector GenderFemale
Connector ShapeSquare
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade

This part fits 27 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991BMWM32.3LL4N/A
1990BMWM3N/AAngled Type
1990BMWM32.3LL4N/A
1989BMW635CSi3.5LL6N/A
1989BMWM3N/AAngled Type
1989BMWM32.3LL4N/A
1988BMW535i3.5LL6N/A
1988BMW535is3.5LL6N/A
1988BMW635CSi3.5LL6N/A
1988BMWM32.3LL4N/A
1988BMWM63.5LL6N/A
1987BMW535i3.5LL6N/A
1987BMW635CSi3.5LL6N/A
1987BMW735i3.5LL6N/A
1987BMWM63.5LL6N/A
1986BMW535i3.5LL6N/A
1986BMW635CSiN/A
1986BMW635CSi3.5LL6N/A
1986BMW735i3.5LL6N/A
1985BMW535i3.5LL6N/A
1985BMW635CSiN/A
1985BMW635CSi3.5LL6N/A
1985BMW735i3.5LL6N/A
1984BMW533iN/A
1984BMW533i3.2LL6N/A
1983BMW533iN/A
1983BMW533i3.2LL6N/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:

026121000212141708619163-81219-048619236401235-16505S461672-358473676CPSA473CSA2988CSS870CSS9091

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