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TROUBLESHOOTING 6 – 7 4. Excessive Fuel Consumption Step Action Value(s) Yes No 1 Was the air cleaner element clogged? — Clean or replace the air cleaner element. Go to Step 2 2 Was the air leakage found from the air intake side of — Repair or replace the air intake side of the turbocharger. Go to Step 3 3 Was the turbocharger working completely? —
Go to Step 4 Replace the turbocharger 4 Was there the fuel leakage? — Repair or replace the fuel leakage part. Go to Step 5 5 Was the compression pressure OK? 3.0 MPa (31.0 kg/cm 2 , 441 psi) at 200 rpm Go to Step 6 Readjust the valve clearance or replace the cylinder head gasket or cylinder liner or ring or valve and valve seat 6 Was the injection nozzle pressure or spray pattern —
Go to Step 7 Replace the injection nozzle 7 Are any DTC stored? — Go to indicated DTC Solved
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