To determine if an improper valve clearance or injector height, worn or damaged camshaft lobes and rollers is causing excessive white smoke, perform the following:…

To determine if an improper injector calibration setting is causing excessive white smoke, perform the following: 1. Check for improper injector setting repair. 2. Verify…

To determine if aerated fuel is causing excessive white smoke, perform the following steps: 1. Disconnect the fuel line return hose from the fitting located…

To determine if the fuel pump is causing excessive white smoke, perform the following steps: 1. Insert a piece of wire through the fuel pump…

To determine if a worn or damaged cylinder kit is causing excessive crankcase pressure, perform the following: 1. Move the vehicle requiring testing to the…

To determine if a defective turbocharger is causing excessive exhaust smoke, perform the following: 1.Remove the charge air cooler inlet duct connected between the turbocharger…

To determine if a defective turbocharger is causing excessive exhaust smoke, perform the following: 1. Remove the exhaust pipe from the turbine outlet and remove…

To determine if a faulty fuel injector is causing the cylinder to misfire, perform the following steps: 1. Install DDL adaptor to the data cable…

To determine if a faulty exhaust system is causing excessive exhaust smoke, perform the following: 1.Drill an 11/32 in. hole in the exhaust pipe, 5…

To determine if a charge air cooler is causing excessive exhaust smoke, perform the following: 1. Attach a WK93 air-to-air charge air cooler test kit;…