Bypass Thermostat Assembly Overview

Bypass Thermostat Assembly Overview





1. Retaining clip

2. Lower part of housing

3. Operating element

4. Spring

5. Ring

6. Upper part of housing

Bypass Thermostat Checking

- Remove the operating element, refer to.

- Warm the operating element in a coolant bath.

• Starts to open: approximately 75 °C (167 °F).

• Opening end: approximately 85 °C (185 °F).

• Opens: approximately 5 mm

Bypass Thermostat Location

Bypass thermostat for the transmission oil coolant circuit:

• Arrow on bottom part of the thermostat points to the heater unit heat exchanger.

Bypass thermostat for the turbocharger coolant circuit:

• Arrow on bottom part of housing points to coolant pump.