Check condition of battery

AR54.10-P-1129MCC

Check condition of battery

20.01.2020

Model

451.3/4



Remove

 Danger

Risk of fire/risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of poisoning caused by swallowing battery electrolyte or absorption of lead through the skin or body orifices. Risk of death due to voltage U >= 30 V AC and U >= 60 V DC.

No fires, sparks, open flames, or smoking. Wear acid-resistant gloves, clothing, and glasses. Pour battery acid only into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

Topical note

Notes on battery

AH54.10-P-0001-01A

1

Connect STAR DIAGNOSIS and read out fault memory



AD00.00-P-2000-04MCC

 Delete fault memory; rectify faults if necessary.

2

Remove foot support on passenger side

Left-hand drive vehicles

AR68.30-P-1340MCC

Right-hand drive vehicles

AR68.30-P-1340MCE



Check

3

Visual inspection of battery for external leakage

Left-hand drive vehicles

AR54.10-P-0005MCC

Right-hand drive vehicles

AR54.10-P-0005MCE

If leaks are found, battery must be replaced. Refer to:



Remove/install battery

4

Check fluid level; correct if necessary



Except model 451.334/380, 451.480, not if the battery was replaced.

AP54.10-P-5410MCC

5

Check battery

Cold cranking amps

AR54.10-P-1129-01A

Battery capacity 42 Ah

*BE54.10-P-1004-01A

Battery capacity 60 Ah VRLA/AGM

*BE54.10-P-1006-01A

Battery capacity 61 Ah

*BE54.10-P-1008-01A

Battery capacity 62 Ah

*BE54.10-P-1009-01A



Install

6

Install foot support at front passenger side

Left-hand drive vehicles

AR68.30-P-1340MCC

Right-hand drive vehicles

AR68.30-P-1340MCE

Test and adjustment values for battery

Number

Designation

Model all (4xWD, CAR, smart)

BE54.10-P-1004-01A

Battery capacity 42 Ah

Cold cranking amps

As per EN

A

340

Test and adjustment values for battery

Number

Designation

Model all (4xWD, CAR, smart)

BE54.10-P-1006-01A

Battery capacity 60 Ah VRLA/AGM

Cold cranking amps

As per EN

A

660

Test and adjustment values for battery

Number

Designation

Model all (4xWD, CAR, smart)

BE54.10-P-1008-01A

Battery capacity 61 Ah

Cold cranking amps

As per EN

A

540

Test and adjustment values for battery

Number

Designation

Model all (4xWD, CAR, smart)

BE54.10-P-1009-01A

Battery capacity 62 Ah

Battery test at 20 °C

Acid density

kg/dm3

1,24

Maximum permissible difference between individual battery cells

kg/dm3

0,04

Load current

A

190

Load time

s

10

Voltage

V

10

Cold cranking amps

As per EN

A

480