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Home >> Volvo >> 2013 >> XC90 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 5 Of 13 >> ECM-431D: Leak Diagnostic Unit. Faulty Signal (B5254T2; 2003-2004) >> Fault-Tracing >> Tank System, Test Result = "Major Leakage Found" Or "Minor Leakage Found"
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Tank System, Test Result = "Major Leakage Found" Or "Minor Leakage Found"

If a leakage is detected during this test, it indicates that the problem with the leakage diagnostics unit (DMTL) is solved. Now the Engine control module (ECM) has the possibility to check the fuel tank system. A leakage has been found.