SERIES 50 INCORRECT CAMSHAFT TIMING

To determine if incorrect camshaft timing is causing lack of power, perform the following: ‪

1. Check the camshaft timing; refer to Section .
   1. If the dial indicator reading is within 0.173-0.215 in., no further troubleshooting is required.
   2. If the dial indicator reading is not within 0.173-0.215 in., check engine timing; refer to Section .

Engine Timing Resolution

Perform the following steps to resolve incorrect engine timing: ‪

1. Perform an engine gear train timing check; refer to Section .
2. Verify engine timing resolution; refer to Section .

Test Engine with Correct Timing

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

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 the engine down.
   2. If lack of power occurred during the test drive, shut the engine down. Call the Detroit Diesel Technical Service Group.

---