Remove/install coolant pump switchover valve

AR20.10-P-3000OLC

Remove/install coolant pump switchover valve

19.03.2019

Engine

654 in model 213, 238, 257

Modification notes

19.03.2019

Remove top engine cover, added.

Operation step 1

15.03.2019

Remove noise insulation in front of the coolant pump switchover valve (Y133), added.

Operation step 2.2

1

Electrical connector

2

Vacuum lines

Y133

Coolant pump switchover valve

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove upper engine cover.

AR01.10-P-2405OLC

2.1

Remove impact plate in front of poly-V-belt.

Engine 654 in model 213, 238, 257
except code M014 (Engine uprated)

AR13.22-P-1202OLC

2.2

Remove noise insulation before the coolant pump switchover valve (Y133).

Engine 654 in model 213, 238, 257
with code M014 (Engine uprated)

3

Release electrical connector (1) and disconnect.

4

Remove vacuum lines (2) from coolant pump switchover valve (Y133).

5

Remove coolant pump switchover valve (Y133).

6

Install in the reverse order.

7

Read out and delete fault memory.



Engine 654 in model 213

AD00.00-P-2000-04B



Engine 654 in model 238

AD00.00-P-2000-06LWO



Engine 654 in model 257

AD00.00-P-2000-06FR