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CM871 and CM876 Electronic Control Systems, ISX and ISM Engines – 019-115   Rail Fuel Pressure Sensor

Table of Contents

Initial Check
Remove
Install

Initial Check

 TOC

Use the INSITE™ electronic service tool to monitor the rail fuel pressure sensor. Compare the reading to a mechanical gauge on the Compuchek® fitting located on the underside of the integrated fuel system module.

The two measurements must be within 69 kPa [10 psi] of one another.

SMALL | MEDIUM | LARGE

Remove

 TOC

Clean the area around the fuel pressure sensor.

Disconnect the pressure sensor connector from the engine harness.

Remove the fuel pressure sensor.

SMALL | MEDIUM | LARGE
   

Install

 TOC

Install a new o-ring. Apply grease to the o-ring groove to retain the o-ring during installation.

Install a new fuel pressure sensor.

Torque Value:  23  n.m  [17 ft-lb]

Connect the engine harness to the fuel pressure sensor.

Operate the engine and check for leaks.

Monitor the rail fuel pressure sensor with INSITE™ electronic service tool and compare the value with a mechanical gauge attached to the Compucheck™ fitting located on the underside of the integrated fuel system module. The two measurements must be within 69 kPa [10 psi] of one another.

SMALL | MEDIUM | LARGE
Last Modified:  20-Feb-2006
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