TROUBLESHOOTING 8.2 8.2G Diesel Engine 8 8-11 Symptom Cause Remedy Engine does not start No fuel Replenish fuel Air in the fuel Vent air Water in the fuel Fuel pipe clogged Change fuel and repair or replace fuel system Clean Fuel filter clogged Clean or change Excessively high viscosity of fuel or engine oil at low temperature Use the specified fuel or engine oil Fuel with low octane number Use the specified fuel Fuel leak due to loose injection pipe retaining nut Tighten nut Incorrect injection timing Adjust Fuel cam shaft worn Replace Injection nozzle clogged Clean Injection pump malfunctioning Repair or replace Seizure of crankshaft, camshaft, piston, cylinder liner or bearing Repair or replace Compression leak from cylinder Replace head gasket, tighten cylin- der head bolt, glow plug and nozzle holder Improper valve timing Correct or replace timing gear Piston ring and liner worn Replace Excessive valve clearance Adjust Starter does not run Battery discharged Charge Starter malfunctioning Repair or replace Key switch malfunctioning Repair or replace Wiring disconnected Connect Engine revolution is not smooth Fuel filter clogged or dirty Clean or change Air cleaner clogged Clean or change Fuel leak due to loose injection pipe retaining nut Tighten nut Injection pump malfunctioning Repair or replace Incorrect nozzle opening pressure Adjust Injection nozzle stuck or clogged Repair or replace Fuel overflow pipe clogged Clean Governor malfunctioning Repair Either white or blue exhaust smoke is observed Excessive engine oil Reduce to the specified level Low grade fuel used Repair or replace Fuel filter clogged Adjust Air cleaner clogged Adjust top clearance Either black or dark gray exhaust smoke is observed Overload Lessen the load Low grade fuel used Use the specified fuel Fuel filter clogged Clean or change Air cleaner clogged Clean or change