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Thermostat / Temperature Sensor
By OE Match
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475 Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500 Bhp) 2015-16
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
Fits:
Porsche 981 Boxster 2012-16
Porsche 981 Boxster Spyder 2016
Porsche 981C Cayman 2014-16
Porsche 981C Cayman GT4 2016
Porsche 991.1 Carrera 2012-16
Porsche 991 Turbo 2014>>
Porsche 991 GT3 2014>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860642001
The product you are viewing cross references to these numbers
- Porsche Boxster 987 MKII 2.9L 2009-12
- Porsche Boxster S 987 MKII 3.4L 2009-12
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII Turbo 2010-13
- Porsche 991.1 GT3 3.8L (475 Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500 Bhp) 2015-16
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 987.2 Boxster 2009-12
Porsche 987C.2 Cayman 2009-12
Porsche 997.2 2009-12
Porsche 997.2 Turbo 2010-13
Porsche 991 R / GT3 / GT3 RS 2014 >>
This part number has been superseded from previous numbers:
- 9A110622501
- 9A110622502
Diagram Ref No 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A110622503
The product you are viewing cross references to these numbers
OEMatch Thermostat / Temperature Sensor — Fit, Function, Confidence
Engine thermostats and temperature sensors control coolant flow and send temperature data to the engine control unit, helping to maintain correct operating temperature for Porsche models. Proper function supports warm-up, emissions control and cabin heating, and reduces the risk of avoidable engine stress. OEMatch focuses on Thermostat / Temperature Sensor-related items selected for Porsche applications.
Available Types
- Fixed-opening and temperature-controlled thermostats
- Coolant temperature sensors and senders (engine and radiator)
- Thermostat housings and integrated sender assemblies
Understanding OEMatch Thermostat / Temperature Sensor
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original thermostat / temperature sensor. OE (Original Equipment) refers to parts matching original specifications for the thermostat / temperature sensor and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM thermostat / temperature sensor engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models. A thermostat opens at a specified temperature to allow coolant to circulate through the radiator, while temperature sensors measure coolant or cylinder head temperature and inform fan control, fuel mixture and emissions strategies. Both components work together to keep the engine within its designed operating window and to support reliable vehicle operation.
Benefits Include
- Stable engine operating temperature and predictable warm-up
- Accurate temperature input for ECU control and cooling fans
- Consistent cabin heating and support for emissions systems
Why Thermostat / Temperature Sensor Wear and Fail
- Thermostat valve sticking or corrosion caused by debris and old coolant
- Sensor degradation from prolonged heat exposure and contaminated coolant
- Electrical faults, corroded connectors or damaged wiring affecting readings
The Importance of Replacing with OEMatch Thermostat / Temperature Sensor
Replacing worn or faulty thermostats and sensors restores reliable temperature control and helps prevent overheating, long warm-up times and poor fuel economy. Correctly matched replacements reduce the chance of installation issues and support consistent ECU behaviour, heater performance and long-term engine condition across Porsche model ranges.
Advantages
- Direct-fit replacements engineered to match original dimensions and tolerances
- Components selected for compatibility with factory cooling circuits and mounting points
- Cost-effective alternatives that preserve fit and function for Porsche applications
Support & Advice
These items affect safety-critical systems. Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new fasteners where specified.
