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Gas Temperature Sensors
By OE Match
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
The OE MATCH Exhaust Gas Temperature Sensor is a engine management and emissions control component designed to accurately monitor exhaust gas temperatures on compatible Porsche models. This precision sensor continuously measures the temperature of the exhaust gases and transmits real-time data to the engine control unit (ECU), allowing the engine and emissions systems to operate efficiently while protecting critical components from excessive heat.
Fits:
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Diagram Ref No 5
The sensor is engineered to withstand extreme exhaust temperatures, vibration, thermal cycling and harsh operating conditions. Designed as a replacement, it provides correct fitment and seamless integration with the vehicle's engine management, turbocharging and emissions control systems.
What This Product Does:
- Monitors exhaust gas temperature.
- Sends accurate temperature data to the engine control unit (ECU).
- Helps protect the turbocharger and exhaust components from excessive heat.
- Supports efficient engine management and fuel control.
- Assists the operation of emissions control systems.
- Optimises engine performance and fuel efficiency.
- Forms an essential part of the exhaust and emissions monitoring system.
Symptoms Of Wear Or Failure:
- Illuminated engine management or check engine warning light.
- Exhaust gas temperature sensor fault codes.
- Reduced engine performance.
- Vehicle entering limp-home mode.
- Increased fuel consumption.
- Poor turbocharger performance.
- Incorrect exhaust temperature readings.
- Reduced efficiency of the emissions control system.
- Failed emissions or MOT inspection.
- Intermittent engine management faults.
Why Replacement Matters:
- The exhaust gas temperature sensor operates in one of the harshest environments on the vehicle, where it is continually exposed to extremely high exhaust temperatures, vibration and rapid thermal cycling. Over time, the sensing element can degrade or become contaminated, while the wiring and connectors may suffer from heat-related deterioration.
- A faulty sensor can provide inaccurate temperature readings to the ECU, causing incorrect engine management strategies, increased emissions and reduced engine performance. In turbocharged applications, incorrect exhaust temperature monitoring may also reduce the system's ability to protect the turbocharger and exhaust after-treatment components from excessive heat.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95860668870
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
The Gas Temperature Sensor is a OE MATCH engine management component designed to monitor exhaust gas temperatures within the exhaust system. This sensor provides critical temperature data to the engine control unit (ECU), enabling precise control of fuel mixture, turbocharger operation (if applicable), and emissions systems.
Fits:
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Diagram Ref No 5
What This Product Does:
- Measuring exhaust gas temperatures
- Providing real-time data to the ECU
- Protecting turbochargers from overheating (where fitted)
- Supporting correct air-fuel mixture adjustments
- Helping maintain emissions system efficiency
Symptoms Of Wear Or Failure:
- Check Engine Light illumination
- Fault codes related to exhaust temperature
- Reduced engine performance
- Limp mode activation
- Poor fuel efficiency
- Increased emissions
- Turbocharger protection warnings (if applicable)
Why Replacement Matters:
- Restore accurate exhaust temperature monitoring
- Protect turbochargers and emissions components
- Maintain optimal engine performance
- Improve fuel efficiency
- Prevent costly engine or exhaust system repairs
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95860668831
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Fits:
Porsche 95B Macan 3.0L Diesel 2014-18
with Engine Code:
CTBA- 3.0L V6 190kW- 05/2013 - 09/2018
CTBB - 3.0L V6 155kW - 05/2013 - 09/2018
CTBC - 3.0L V6 184kW - 05/2013 - 09/2018
CDUD - 3.0L V6 180kW - 05/2013 - 09/2018
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
4H0906088AA
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
The OE Match Exhaust Gas Temperature (EGT) Sensor is designed to precisely monitor the temperature of exhaust gases as they leave the engine. This critical data helps the engine control module (ECM) optimize the fuel-air mixture, prevent overheating, and protect key emissions components—including the catalytic converter, DPF, and turbocharger—from excessive heat.
EGT sensors are especially important in diesel engines and high-performance applications, where accurate temperature monitoring is essential for maintaining efficiency, power, and reliability.
Fits:
Porsche 95B Macan 3.0L Diesel 2014-18
with Engine Code:
CTBA- 3.0L V6 190kW- 05/2013 - 09/2018
CTBB - 3.0L V6 155kW - 05/2013 - 09/2018
CTBC - 3.0L V6 184kW - 05/2013 - 09/2018
Symptoms of a Failing Exhaust Gas Temperature (EGT) Sensor
• Poor Fuel Economy
A faulty EGT sensor can send inaccurate temperature readings to the ECM, causing incorrect fuel-air adjustments. This leads to inefficient combustion, increased fuel consumption, and reduced overall fuel economy.
• Check Engine Light (CEL)
When the ECM detects abnormal or inconsistent temperature data, it may trigger the Check Engine light. Diagnostic trouble codes specific to the EGT sensor are often stored in the system.
• Engine Performance Issues
Incorrect temperature feedback may cause the ECM to limit engine power to avoid overheating, especially during hard acceleration or high-load conditions. This can result in sluggish performance, reduced power, or even limp-mode activation.
Diagram ref No. 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
4H0906088AB
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
The OE MATCH Temperature Sensor for Particulate Filter is a emissions control component designed to accurately monitor the operating temperature of the diesel particulate filter (DPF) on compatible Porsche diesel models. This precision sensor continuously measures exhaust temperatures and transmits real-time data to the engine control unit (ECU), ensuring efficient particulate filter regeneration, emissions compliance and optimum engine performance.
Fits:
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Diagram Ref No 8
The sensor is engineered to withstand extreme exhaust temperatures, vibration, moisture and repeated thermal cycling. Designed as a replacement, it integrates seamlessly with the vehicle's engine management and exhaust after-treatment systems, providing correct fitment and dependable long-term operation.
What This Product Does:
- Monitors the temperature of the diesel particulate filter (DPF).
- Sends accurate temperature data to the engine control unit (ECU).
- Supports efficient DPF regeneration cycles.
- Helps reduce harmful exhaust emissions.
- Protects the particulate filter from excessive temperatures.
- Optimises engine management and emissions system performance.
- Forms an essential part of the diesel exhaust after-treatment system.
Symptoms Of Wear Or Failure:
- Illuminated engine management or emissions warning light.
- Diesel particulate filter (DPF) warning message.
- Exhaust temperature sensor fault codes.
- Failed or incomplete DPF regeneration.
- Reduced engine performance.
- Vehicle entering limp-home mode.
- Increased fuel consumption.
- Excessive exhaust emissions.
- Blocked or overloaded diesel particulate filter.
- Failed emissions or MOT inspection.
Why Replacement Matters:
- The particulate filter temperature sensor operates in one of the harshest environments on the vehicle, where it is continually exposed to extreme exhaust temperatures, vibration and rapid heating and cooling cycles. Over time, the sensing element can deteriorate, while heat exposure and environmental contamination may affect the wiring or electrical connections.
- A faulty sensor can provide inaccurate temperature readings to the ECU, preventing correct DPF regeneration and reducing the efficiency of the emissions control system. This may lead to soot accumulation, increased exhaust emissions, warning lights and, in severe cases, costly damage to the diesel particulate filter or associated exhaust components.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95890608800
The product you are viewing cross references to these numbers
OEMatch Gas Temperature Sensors — Stopping Power, Consistent Control
Exhaust gas temperature sensors measure the heat in the exhaust stream and relay that information to the engine control unit so fuel, ignition and boost can be adjusted. OEMatch Gas Temperature Sensors for Porsche models are offered to restore accurate temperature monitoring, protect turbochargers and catalytic converters and support correct engine management.
Available Types
- Probe-style sensors for turbocharger outlet and downpipe applications
- Flange-mounted sensors for direct manifold or housing fitment
- Inline temperature senders for replacement in exhaust assemblies
Understanding OEMatch Gas Temperature Sensors
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original gas temperature sensors.
OE (Original Equipment) refers to parts matching original specifications for the gas temperature sensors and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM gas temperature sensors engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Gas temperature sensors themselves measure exhaust heat at defined points and provide a voltage or resistance signal to the ECU; accurate readings help prevent excessive turbo or catalyst temperatures and support closed-loop control of fueling and boost management.
Benefits Include
- Restores reliable temperature feedback for correct ECU control
- Helps prevent turbocharger and catalytic converter overheating
- Improves consistency of engine management and emissions control
Why Gas Temperature Sensors Wear and Fail
- Thermal fatigue from repeated exposure to high exhaust temperatures
- Contamination and soot build-up on the sensor tip reducing responsiveness
- Electrical connector corrosion or wiring damage from heat and vibration
The Importance of Replacing with OEMatch Gas Temperature Sensors
Replacing a worn or faulty gas temperature sensor restores accurate monitoring and reduces the risk of heat-related damage to turbochargers and emission hardware. For Porsche models, correct temperature data is important to preserve performance and to maintain the ECU’s ability to manage combustion and boost, so timely replacement reduces the chance of consequential failures.
Advantages
- Parts selected with Porsche applications in mind and specified for common mounting arrangements
- Manufactured to original-spec dimensions and tolerances for Porsche models to aid straightforward fitment
- Options that suit routine maintenance, engine rebuilds or performance work
Support & Advice
Fitting gas temperature sensors can require attention to sealing faces, correct sensor location and secure electrical connections. These items affect engine-critical systems; if you lack model-specific procedures or torque values, have the work carried out by a qualified technician and recheck fasteners after initial mileage.
