OE Quality
60-Day Returns

Standard Ignition PC878 Engine Crankshaft Position Sensor
Reliable Engine Crankshaft Position Sensor for Audi Vehicles
The Standard Ignition PC878 Engine Crankshaft Position Sensor is designed to provide accurate and consistent crankshaft position data for optimal engine performance. This sensor is compatible with a range of Audi models, including the A4 Quattro, A5, A6, and Q7, ensuring precise fitment and reliable operation.
- Connector Gender: Female for secure connection
- Oval-shaped connector for proper alignment
- Plug-in connector type for straightforward installation
- Three male blade terminals for reliable electrical contact
- Compatible with multiple Audi models including A4 Quattro, A5 Quattro, and RS5
Detailed Product Description
The Standard Ignition PC878 crankshaft position sensor features a female connector with an oval shape, designed to plug directly into the vehicle’s wiring harness. It includes three male blade terminals that ensure a stable and durable electrical connection, critical for accurate engine timing signals. This sensor is engineered to meet OEM specifications, making it suitable for Audi models such as the A4 Quattro, A5, A6, A8 Quattro, Q5, Q7, RS5, S4, and S5. The plug-in design simplifies replacement and reduces installation time.
Common Applications and Problem Resolution
- Helps resolve engine misfires caused by inaccurate crankshaft position data
- Addresses engine stalling or rough idling issues
- Prevents starting difficulties related to sensor failure
- Improves engine timing and fuel injection accuracy
- Eliminates check engine light triggers related to crankshaft sensor faults
Installation Notes and Tips
When installing the Standard Ignition PC878 sensor, ensure the female oval connector aligns properly with the vehicle’s harness plug. Verify that the three male blade terminals are clean and free of corrosion before connection. It is recommended to disconnect the battery before installation to avoid electrical shorts. Proper torque specifications should be followed to secure the sensor without damage.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM standards, providing dependable performance and durability. The PC878 crankshaft position sensor undergoes rigorous quality control testing to ensure reliability. Please refer to Standard Ignition’s warranty policy for specific coverage details.
| Brand | Standard Ignition |
| Part Number | PC878 |
| Connector Gender | Female |
| Connector Shape | Oval |
| Connector Type | Plug in |
| Terminal Gender | Male |
| Terminal Quantity | 3 |
| Terminal Type | Blade |
This part fits 37 vehicles. Search below:
| Year | Make | Model | Body Type | Drive Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2015 | Audi | Q7 | 3.0L | V6 | GAS | N/A | |||
| 2015 | Audi | RS5 | N/A | ||||||
| 2014 | Audi | Q7 | 3.0L | V6 | GAS | N/A | |||
| 2014 | Audi | RS5 | N/A | ||||||
| 2013 | Audi | Q7 | 3.0L | V6 | GAS | N/A | |||
| 2013 | Audi | RS5 | N/A | ||||||
| 2012 | Audi | A8 Quattro | 4.2L | V8 | N/A | ||||
| 2012 | Audi | Q5 | 3.0L | V6 | N/A | ||||
| 2012 | Audi | Q5 | 3.2L | V6 | N/A | ||||
| 2012 | Audi | Q7 | 3.0L | V6 | GAS | N/A | |||
| 2012 | Audi | S4 | 3.0L | V6 | N/A | ||||
| 2012 | Audi | S5 | 4.2L | V8 | N/A | ||||
| 2012 | Audi | S5 | 3.0L | V6 | N/A | ||||
| 2011 | Audi | A6 | 3.2L | V6 | N/A | ||||
| 2011 | Audi | A8 Quattro | 4.2L | V8 | N/A | ||||
| 2011 | Audi | Q5 | 3.0L | V6 | N/A | ||||
| 2011 | Audi | Q5 | 3.2L | V6 | N/A | ||||
| 2011 | Audi | Q7 | 3.0L | V6 | GAS | N/A | |||
| 2011 | Audi | S4 | 3.0L | V6 | N/A | ||||
| 2011 | Audi | S5 | 3.0L | V6 | N/A | ||||
| 2011 | Audi | S5 | 4.2L | V8 | N/A | ||||
| 2010 | Audi | A5 | N/A | ||||||
| 2010 | Audi | A5 Quattro | N/A | ||||||
| 2010 | Audi | A6 | FWD | 3.2L | V6 | N/A | 3 Terminal Manifold Absolute Pressure Sensor | ||
| 2010 | Audi | Q5 | 3.0L | V6 | N/A | ||||
| 2010 | Audi | Q5 | 3.2L | V6 | N/A | ||||
| 2010 | Audi | S4 | 3.0L | V6 | N/A | ||||
| 2010 | Audi | S5 | 4.2L | V8 | N/A | ||||
| 2010 | Audi | S5 | 3.0L | V6 | N/A | ||||
| 2009 | Audi | A4 Quattro | Sedan | 3.2L | V6 | N/A | |||
| 2009 | Audi | A5 | N/A | ||||||
| 2009 | Audi | A5 Quattro | N/A | ||||||
| 2009 | Audi | Q5 | 3.2L | V6 | N/A | ||||
| 2009 | Audi | S5 | N/A | ||||||
| 2008 | Audi | A5 | N/A | ||||||
| 2008 | Audi | A5 Quattro | N/A | ||||||
| 2008 | Audi | S5 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.