Remove/install coolant expansion reservoir of auxiliary circuit

AR08.50-P-0007EQ

Remove/install coolant expansion reservoir of auxiliary circuit

16.12.2019

Model

293

1

Coolant expansion reservoir

2

Cap

3

Vent line

4

Electrical connector

5

Electrical line

6

Coolant hose

 Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

 Warning

Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant.

Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.

AS20.00-Z-0001-01A

 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

Topical note

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

AH00.00-Z-0300-01A

Topical note

Notes on coolant

AH20.00-N-2080-01A

 

Remove/install

1

Remove engine cover.



AP01.10-P-2405-01J

2

Detach cap (2).

3

Suction off coolant from coolant expansion reservoir (1).

 Hand pump

*210589007100

4

Remove the bleed line (3) from the coolant expansion reservoir (1) and seal the openings with suitable stop plugs.

 Record plug

*129589009100

5

Unclip the electrical line (5) from the coolant expansion reservoir (1) (arrow a).

 Dismantling tool

*000589956300

6

Disconnect electrical connector (4).

7

Unclip the coolant expansion reservoir (1) and pull out until you can access the coolant hose (6).

8

Remove the coolant hose (6) from the coolant expansion reservoir (1) and seal the openings with suitable stop plugs.

AR08.50-P-0018-01EQ

 Catch the coolant escaping from the coolant expansion reservoir (1) in a suitable container.

 Record plug

*129589009100

9

Remove the coolant expansion reservoir (1).

10

Install in the reverse order.

11

Correct coolant level.



AP08.50-P-2053A

12

Perform venting routine with diagnostic device.



AD00.00-P-2000-06FR

13

Check/correct coolant level.



AP08.50-P-2053A