Posted on by

Electronic Control System ISM and QSM11 Engines – 019-019   Engine Coolant Temperature Sensor

Table of Contents

Remove
Install

Remove

 TOC

 WARNING 

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

Drain the cooling system. Refer to Procedure 008-018 in the ISM and QSM11 Engines Troubleshooting and Repair Manual, Bulletin 3666322.

SMALL | MEDIUM | LARGE


Lift up on the locking tab and pull the electrical connectors apart.

Remove the sensor.

SMALL | MEDIUM | LARGE
   

Install

 TOC

Make sure the new sensor has an o-ring installed.

Lubricate the o-ring with clean engine oil.

Install the new sensor into the engine. Tighten the sensor.

Torque Value:  14  n.m  [124 in-lb]

SMALL | MEDIUM | LARGE
   


Push the connectors together until they lock.

Fill the cooling system and operate the engine to check for leaks. Refer to Procedure 008-018 in the ISM and QSM11 Engines Troubleshooting and Repair Manual, Bulletin 3666322.

SMALL | MEDIUM | LARGE
Last Modified:  28-Jan-2005
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.