Replace low-temperature circuit coolant

AP20.00-P-2083B

Replace low-temperature circuit coolant

26.08.2020

Engine

178 in model 190

Shown on engine 178 in model 190 (except 190.381)

2

Low-temperature circuit coolant expansion reservoir

3

Engine cover

 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

Topical note

Notes on coolant

AH20.00-N-2080-01A

Preparatory activity

1

Open hood.



AR88.40-P-1000RG



Remove

2

Remove engine cover (3).

Engine 178 in model 190

Engine 178 in model 190
with code M032 (Black Series version)

AP01.10-P-2405-01GT



Check

3

Check coolant level in low-temperature circuit coolant expansion reservoir (2).

AP20.30-P-2052E

Drain off

4

Drain coolant in low-temperature circuit.



Engine 178 in model 190 (except 190.381)

AR09.41-P-6834MNB



Engine 178.9 in model 190.381

AR20.00-P-1144MNJ

Pour in

5

Pour new coolant into low-temperature circuit.



Engine 178 in model 190 (except 190.381)

AR09.41-P-6834MNB



Engine 178.9 in model 190.381

AR20.00-P-1144MNJ



Coolant specifications

BB00.40-P-0310-01A



Install

6

Install engine cover (3).

Engine 178 in model 190

Engine 178 in model 190
with code M032 (Black Series version)

AP01.10-P-2405-01GT

Finishing activity

7

Close hood.



AR88.40-P-1000RG