Posted on by

B5.9G, B5.9LPG – Troubleshooting and Repair Manual – 008-070   Coolant Temperature Sensor, OEM

Preparatory Steps

 TOC

 WARNING 

Coolant is toxic. Keep away from pets and children. If not reused, dispose of in accordance with local environmental regulations.
 WARNING 

Do not remove the pressure cap from a hot engine. Wait until the temperature is below 50°C [122°F] before removing the pressure cap. Heated coolant spray or steam can cause personal injury.
  • Drain the coolant. Refer to Procedure
    008-018.

SMALL | MEDIUM | LARGE

Remove

 TOC

10 mm or Screwdriver

Disconnect the temperature sensor wiring.

SMALL | MEDIUM | LARGE
   


22 mm

Remove the temperature sensor.

SMALL | MEDIUM | LARGE
   

Inspect for Reuse

 TOC

Check for continuity. The sensor will have continuity
only when coolant temperature is reached.

Measurements
  celsius fahrenheit
Sensor: 107 225

SMALL | MEDIUM | LARGE
   

Install

 TOC

22 mm

Apply liquid teflon sealant to the threads when installing the temperature sensor.

Reconnect the wiring.

(Installed into Cast Iron) 50 n.m [37 ft-lb]
(Installed into Aluminum) 30 n.m [22 ft-lb]

Fill coolant to proper level. Refer to Procedure 008-018.

SMALL | MEDIUM | LARGE
Last Modified:  27-Jun-2002
Avatar photo

Published by Jack

Hello, I'm Jack, a diesel engine fan and a blogger. I write about how to fix and improve diesel engines, from cars to trucks to generators. I also review the newest models and innovations in the diesel market. If you are interested in learning more about diesel engines, check out my blog and leave your feedback.