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CM850 Electronic Control System – 019-004   Barometric Air Pressure Sensor

Table of Contents

Initial Check
Remove
Install

Initial Check

 TOC

Connect an electronic service tool to the vehicle data link.

Turn the keyswitch to the ON position.

Monitor the barometric air pressure. If the barometric air pressure is less than or equal to 523 mm Hg [20.6 in Hg] and the present elevation is less than 3.048 km [10,000 ft], replace the barometric air pressure sensor.

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Remove

 TOC

Slide the locking tab sideways.

Push down on the button towards the rear of the connector and disconnect from the sensor.

The sensor is connected to the intake manifold cover by a capscrew.

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Install

 TOC

Install a new sensor on the engine.

Attach the sensor to the intake manifold cover.

Torque Value:  9  n.m  [80 in-lb]

Push the connectors together until they lock.

Slide the locking tab to the lock position.

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Last Modified:  13-May-2003
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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.