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Home >> Volkswagen >> 2017 >> Golf S, Eng CD CXBA, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Exhaust & Emissions Controls System (Service Information - CRUA)) >> 26 Exhaust System, Emission Controls >> Selective Catalytic Reduction System >> Reducing Agent Delivery Module, Removing And Installing >> Installing

Reducing Agent Delivery Module, Removing And Installing: Installing

WARNING: This page is about a different car, the 2015 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

Install In Reverse Order Of Removal And Note The Following: 

NOTE:

Do not clean the delivery module for the reducing agent with compressed air.

Clean all components and connections with water and a lint-free cloth.

All components must be dry before assembling.

Coat the seals with lubricant before installing.

Check the seals for damage.

-- Clean all components and connections with water and a lint-free cloth.

-- Replace the shock absorber -item  ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Shock Absorber.

-- Replace the spacer sleeves -item  ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Spacer Sleeves.

-- Replace the seals -item  ) OVERVIEW - REDUCING AGENT DELIVERY MODULE - Seal.

-- Position the reducing agent delivery module and push in the mount without tilting.

-- Apply the necessary force fully.

NOTE:

There are markings located on the supply unit on the reducing agent tank.

GWWN26-11107Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

These Markings -S1 To S3- Show The Tightening Sequence. 

The delivery module is replaced as follows.

Replace the bolts.

Tightening Sequence Bolt Markings on the Supply Line Bolt Position Tightening Specification
1. S1 Bolt with the largest distance to the seal  
2. S2 Bolt with the middle distance to the seal 6 Nm
3. S3 Bolt with the smallest distance to the seal  

-- Adapt the adaptation value for the SCR system after draining reducing agent or replacing components. Refer to SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM ADAPTATION VALUE, ADAPTING .