Warm-up regulator, K-Jetronic, for Volvo 240, 260, 740, 940

Control Pressure Valve / Warm-Up Regulator – Volvo 240, 260, 740, 940 with K-Jetronic

Control pressure valve for classic Volvo models with the Bosch K-Jetronic mechanical fuel injection system. The component is also known as the Warm-Up Regulator (WUR) or control pressure regulator.

The control pressure valve regulates the control pressure in the K-Jetronic system, particularly during the engine's warm-up phase. When the engine is cold, the control pressure is adjusted to provide the correct fuel mixture, and it then changes as the engine warms up.

Fits, among others

• Volvo 240 / 242 / 244 with K-Jetronic

• Volvo 245 with K-Jetronic

• Volvo 260 / 262 / 264 with K-Jetronic

• Volvo 740 with K-Jetronic

• Volvo 940 with K-Jetronic

Found on, among others, Volvo engines with mechanical injection, for example B19E, B23E, B200E and B230E, depending on model year and market.

Specification

• Volvo OE number: 463971

• Bosch number: 0 438 140 004

• Fuel system: Bosch K-Jetronic

• Type: Control pressure valve / Warm-Up Regulator

• Injection type: Mechanical fuel injection

Good to know

There are several different control pressure valves for Bosch K-Jetronic, and they can look very similar but have different characteristics and Bosch numbers.

Therefore, always check the Bosch number on the car's existing control pressure valve before ordering. This version has Bosch number 0 438 140 004.