FUEL ADDITIVE PUMP UNIT INSPECTION [MZ-CD 1.6 (Y6) (EURO4 emission level)]

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KOEO/KOER Self Test

1.  Perform the “KOEO/KOER SELF TEST“ by using the M-MDS.

•  Inspect the corresponding DTC if a DTC has been stored.

Resistance Inspection

1.  Disconnect the fuel additive pump unit connector.

2.  Measure the resistance between fuel additive pump unit terminals C and D.

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•  If not as specified, replace the fuel additive tank (fuel additive pump unit and fuel additive tank component). (See FUEL ADDITIVE TANK REMOVAL/INSTALLATION [MZ-CD 1.6 (Y6)].)