Page 1352 - Foton Workshop Manual - Tunland (AT)
P. 1352
14-2 INTAKE - INTAKE AIR SYSTEM
Defects
Defect Possible Cause Recommended Solution
Broken or leaking intake line Check and replace intake line
Ventilation check valve in Replace ventilation check
14 Flunctuating engine at idle crankcase is stuck valve in crankcase
Overly fouling at inlet Clean inlet
Broken or leaking aftercooler Replace aftercooler
Difficult ignition or slow Air filter blocked Replace air filter element
acceleration Intake duct blocked Check or replace intake line
Air filter blocked Replace air filter element
Abnormal fuel consumption,
Intake line blocked Check or replace intake line
black smoke
Broken or leaking aftercooler Replace aftercooler
Foreign object in intake duct Check intake line
Noise in turbocharger
Dirty or contaminated air filter Replace air filter element
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