To determine if a worn or damaged cylinder kit is causing excessive blue smoke, perform the following: Move the vehicle requiring testing to the chassis…
Check as follows: Clean the engine. Fill the coolant system if low. Attach a pressure test kit. Pressurize the coolant system per OEM specs. Check…
If a weak cylinder or low compression is suspected, perform the cylinder compression test using DDDL. If results indicate a weak cylinder, perform the manual…
Check as follows: Test for improper injector setting. Compare the calibration code(s) shown on the Detroit Diesel Diagnostic Link display with the six digit calibration…
Check as follows: Does the engine start and run? If yes, check for loose connections, kinked fuel lines, or issues related to the fuel tank.…
Use the driver questionnaire, the troubleshooting tree, and the low power troubleshooting chart to determine if low horsepower is the problem. The factors affecting wheel…
There are three basic checks that should be performed: Check for active/historic codes. All causes need to be checked once the fault is identified. Record…
Check as follows: Check the restriction gauge. If the gauge show restriction, go to step 3 . If the reading is ok, go to the next step.…
This condition will exist if there is an external leak of the low pressure fuel system, combustion pressure entering the fuel system, or a vehicle…
Check as follows: Inspect the radiator, CAC and winter fronts for blockage. Remove if found. Test the radiator fan, fan drive, or fan shroud for…