Camshaft Position Sensor - Walker - 235-1913
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Product Information
Full details
The Walker 235-1913 Camshaft Position Sensor is an essential engine management component designed for vehicle owners and mechanics performing repairs on Opel, Saab, and Vauxhall engines. This high-quality replacement part ensures precise engine timing by providing an accurate signal to the vehicle's electronic control unit, ultimately promoting smooth performance and fuel efficiency. While this sensor is built to match or exceed original equipment specifications, users should be aware that proper installation requires professional diagnostic tools to ensure the ignition system remains correctly timed after replacement.
All features
| Model Part Number | 235-1913 |
|---|---|
| Brand | Walker |
Extended Product Information
FAQs
Is this a direct replacement for my factory sensor?
Yes, the Walker 235-1913 is designed to meet or exceed OEM specifications for direct compatibility.
Which car brands is this sensor compatible with?
It is designed for various models under the Opel, Saab, and Vauxhall brands.
Do I need to program the sensor after installation?
While the sensor does not require programming, you must clear old error codes from the ECU so the computer can recalibrate with the new signal.
What OEM part numbers does this replace?
It covers OEM numbers 90536064, 12 38 425, 90 536 064, and 138137.
Can I install this myself?
Yes, if you have basic mechanical knowledge and access to a socket set, though you will need an OBDII scanner for final code clearing.
Troubleshooting
Check Engine light remains on after installation
Use an OBDII scanner to clear stored memory codes; the ECU often needs a reset to recognize the new signal.
Engine continues to misfire or stall
Inspect the wiring harness for corrosion or fraying, as the issue may be a damaged plug rather than the sensor itself.
Pros and Cons
Pros
- Meets or exceeds original equipment specifications
- Ensures consistent engine timing for better fuel economy
- Wide vehicle compatibility across multiple European brands
- Robust construction for long-term reliability
Cons
- Installation may require specialized diagnostic software to clear error codes
- Sensitive electronic component requires careful handling to avoid damage
- Does not include mounting hardware (screws/gaskets) in the package
Setup, Compatibility & Care
To install this sensor, locate the existing unit on the cylinder head, disconnect the electrical harness, and remove the retaining bolt. When installing the new Walker 235-1913, ensure the mounting surface is clean and free of debris to ensure a proper seal. This sensor is compatible with OEM part numbers 90536064, 12 38 425, 90 536 064, and 138137. Always handle the sensor tip with care; avoid contact with oil or dirt prior to installation to ensure signal integrity. After installation, use an OBDII scanner to clear existing diagnostic trouble codes to allow the ECU to relearn the camshaft position.