Section 13.10 Incorrect Camshaft Timing

Section 13.10
Incorrect Camshaft Timing

To determine if incorrect camshaft timing is causing lack of power, check the camshaft timing; refer to MBE 4000 Service Manual (6SE420), Chapter 1, “Engine — Crankshaft Assembly”.‪

  1. If the dial indicator reading on the unit pump lobe is 13.8 mm (0.54 in.) or above, no further troubleshooting in required.
  2. If the dial indicator reading is not above 13.8 mm (0.54 in.), check engine timing; refer to "13.10.1 Engine Timing Resolution" .

Section 13.10.1
Engine Timing Resolution

Perform the following steps to resolve incorrect engine timing:‪

  1. Perform an engine gear train timing check; refer to MBE 4000 Service Manual (6SE420), Chapter 1, Engine - “Crankshaft Assembly”.
  2. Verify engine timing resolution; refer to "13.10.1.1 Test Engine with Correct Timing" .
Section 13.10.1.1
Test Engine with Correct Timing

Perform the following steps to determine if corrected engine timing has resolved lack of power condition:‪

warning

PERSONAL INJURY

To avoid injury before starting and running the engine, ensure the vehicle is parked on a level surface, parking brake is set, and the wheels are blocked.‪

  1. Start and run the engine.
  2. Test drive the vehicle to ensure lack of power has been resolved.
    1. If no lack of power occurred during the test drive, no further troubleshooting is required. Shut down the engine.
    2. If lack of power occurred during the test drive, shut down the engine. Call Detroit Diesel Customer Support Center at 313-592-5800.


EPA07 MBE 4000 DDEC VI Troubleshooting Guide - 6SE568
Generated on 10-13-2008

Leave a Reply

Your email address will not be published. Required fields are marked *