Fuel Sys - Coolant/Oil Loss Between Turbocharger And Carrier

EXTERNAL COOLANT LOSS AND/OR OIL LOSS BETWEEN TURBOCHARGER AND CARRIER

Themen-Nummer LI09.40-P-054329

Version 1

Konstruktionsgruppe 09.40 Turbocharger

Stand 08-09-2012

Gultigkeit Engine OM642.8

Anderungsgrund

Beanstandung:
Possible external coolant loss and/or oil loss between turbocharger and carrier (support). The display "Coolant Service Required" may appear in the instrument cluster.

Ursache:
The right-hand connecting bolt between the turbocharger and the carrier (oil supply connection fitting) may be loose or cracked.

Abhilfe:
1. Replace turbocharger carrier (oil supply connection fitting), seal and 2 bolts between turbocharger and carrier.

Note
^ Torque specification for bolts between turbocharger and carrier: 20 Nm (1st stage), 60° (2nd stage)

^ Do not replace the turbocharger!

^ Replace other seals and bolts on the carrier and turbocharger according to the WIS documentation!

2. Perform oil change.





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