OE Quality
60-Day Returns

Holstein 2KNC0135 Ignition Knock (Detonation) Sensor
Overview of Holstein Ignition Knock Sensor 2KNC0135
The Holstein Parts Ignition Knock (Detonation) Sensor 2KNC0135 is designed to detect engine knocking in select Saab and Subaru vehicles. This sensor features a single rectangular female connector with one male terminal, ensuring precise communication with the engine control unit for optimal performance.
- Single connector quantity for streamlined installation
- Rectangular connector shape for secure fitment
- One terminal quantity with male terminal gender
- Compatible with Saab 9-2X and Subaru models including Baja, Forester, Impreza, Legacy, and Outback
- Part number 2KNC0135 for accurate identification
Holstein Parts Product Line Details
Holstein Parts offers a range of emission control sensors engineered to meet OEM specifications. The Holstein Parts line focuses on delivering reliable ignition knock sensors like the 2KNC0135, which are designed to maintain engine efficiency and reduce harmful emissions in compatible Saab and Subaru vehicles.
Detailed Product Description
The Holstein 2KNC0135 ignition knock sensor is a critical component that monitors engine detonation by detecting vibrations caused by knocking. Its single rectangular female connector with one male terminal ensures a secure electrical connection, minimizing signal loss. This sensor is specifically compatible with Saab 9-2X and Subaru models such as the Baja, Forester, Impreza, Legacy, and Outback, making it a precise replacement part for these vehicles.
Common Issues Addressed by This Sensor
- Engine knocking or pinging noises
- Reduced engine performance or power loss
- Check engine light triggered by detonation detection
- Poor fuel economy due to improper ignition timing
- Potential engine damage from unchecked knocking
Installation Notes and Tips
- Ensure the vehicle is turned off and cooled before installation
- Locate the existing knock sensor on the engine block for replacement
- Verify connector shape and terminal gender match the original sensor
- Use appropriate tools to avoid damaging the sensor or connector
- After installation, clear any diagnostic trouble codes and test drive to confirm proper function
Quality Assurance and Warranty
Holstein Parts maintains strict quality control standards for the 2KNC0135 ignition knock sensor to ensure durability and accurate performance. While specific warranty details may vary, Holstein Parts products typically come with a limited warranty covering defects in materials and workmanship.
| Brand | Holstein |
| Part Number | 2KNC0135 |
| Position | Holstein Parts, N/A |
| Connector Gender | Female |
| Connector Quantity | 1 |
| Connector Shape | Rectangular |
| Terminal Gender | Male |
| Terminal Quantity | 1 |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Subaru | Baja | 2.5L | H4 | N/A | Holstein Parts |
| 2005 | Saab | 9-2X | 2.0L | H4 | N/A | Holstein Parts |
| 2005 | Subaru | Baja | 2.5L | H4 | N/A | Holstein Parts |
| 2005 | Subaru | Impreza | 2.0L | H4 | N/A | Holstein Parts |
| 2004 | Subaru | Baja | 2.5L | H4 | N/A | Holstein Parts |
| 2004 | Subaru | Forester | 2.5L | H4 | N/A | To 03/2004; Holstein Parts |
| 2004 | Subaru | Impreza | 2.5L | H4 | N/A | Holstein Parts |
| 2004 | Subaru | Impreza | 2.0L | H4 | N/A | Holstein Parts |
| 2004 | Subaru | Legacy | 2.5L | H4 | N/A | Holstein Parts |
| 2004 | Subaru | Outback | 2.5L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Baja | 2.5L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Forester | 2.5L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Impreza | 2.5L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Impreza | 2.0L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Legacy | 2.5L | H4 | N/A | Holstein Parts |
| 2003 | Subaru | Outback | 2.5L | H4 | N/A | Holstein Parts |
| 2002 | Subaru | Impreza | 2.5L | H4 | N/A | From 04/2002; Holstein Parts |
| 2002 | Subaru | Impreza | 2.0L | H4 | N/A | Holstein Parts |
| 2002 | Subaru | Legacy | 2.5L | H4 | N/A | From 02/2001; Holstein Parts |
| 2002 | Subaru | Outback | 2.5L | H4 | N/A | From 02/2001; Holstein Parts |
| 2001 | Subaru | Legacy | 2.5L | H4 | N/A | From 02/2001; Holstein Parts |
| 2001 | Subaru | Outback | 2.5L | H4 | N/A | From 02/2001; Holstein Parts |
* 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.