Thermo-Pneumatic Valve. Porsche 95B.2 Macan / 971 Panamera / 9YA Cayenne  ❭  PAB121678A

Thermo-Pneumatic Valve.
This Thermo-Pneumatic Valve is a OE MATCH Porsche component designed to regulate coolant flow and temperature within the engine’s cooling system. Often referred to as a coolant control valve or thermostat unit, it integrates pneumatic control with thermal regulation to optimise engine temperature under varying driving conditions.

Fits:

• Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
• Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
• Porsche 9YA Cayenne E-Hybrid V6 3.0L V6 (340Hp) 2018-23
• Porsche 9YA Cayenne Coupe E-Hybrid V6 3.0L (340Hp) 2020-23
• Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
• Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
• Porsche 971.1 Panamera V6 3.0L 2WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD (330 Hp) 2017-20
• Porsche 971.1 Panamera 4 V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 3.0L Turbocharged V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
• Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid V6 2.9L 4WD Executive 2017-20
• Porsche 971.1 Panamera 4 E-Hybrid 2.9L Twin-Turbo V6 Sport Turismo 2017-20
• Porsche 971.2 Panamera 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 E-Hybrid 2.9L V6 2021-23
• Porsche 971.2 Panamera 4 E-Hybrid Sport Turismo 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S E-Hybrid 2.9L V6 2021-23
• Porsche 971.2 Panamera 4S E-Hybrid Sport Turismo 2.9L V6 2021-23
• Porsche 95B.2 Macan S Petrol 3.0L V6 (354Bhp) 2019-21
• Porsche 95B.2 Macan GTS Petrol 2.9L V6 (380Bhp) 2019-21
• Porsche 95B.2 Macan Turbo 2.9L V6 (440Bhp) 2019-21  

Diagram Ref No 19

What This Product Does:

• Regulates coolant flow through the engine cooling system
• Controls engine temperature via integrated thermostat function
• Optimises engine warm-up and operating efficiency
• Supports emission control and fuel efficiency
• Ensures proper interaction with intercooler and cooling circuits

Symptoms Of Wear Or Failure:

• Engine overheating or fluctuating temperature
• Slow engine warm-up or running too cool
• Coolant leaks around the valve housing
• Check engine light related to cooling system faults
• Reduced heater or climate system efficiency
• Erratic engine performance due to poor temperature regulation

Why Replacement Matters:

• Restores proper temperature control and cooling efficiency
• Prevents overheating and potential engine damage
• Ensures optimal fuel efficiency and emissions performance
• Protects cooling system components from excessive stress
• Maintains reliable engine operation under all conditions  

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

PAB121678A

The product you are viewing cross references to these numbers