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SI B51 06 14
Body Equipment
April 2014
Technical Service
PERFORM THE PROCEDURE OUTLINED IN THIS SERVICE INFORMATION ON ALL AFFECTED
VEHICLES BEFORE CUSTOMER DELIVERY OR THE NEXT TIME THEY ARE IN THE SHOP FOR
MAINTENANCE OR REPAIRS.
SUBJECT
Service Action: Repair Corrosion Protection Engine Compartment
MODEL
F30 (3 Series Sedan)
F30H (ActiveHybrid 3)
Produced from June 2012 to January 2013
SITUATION
Various engine compartment battery cable mounting points are not sufficiently protected against corrosion.
CAUSE
Lack of corrosion protection can lead to improper connections associated with the battery cables.
AFFECTED VEHICLES
This Service Action involves F30 3 Series vehicles produced from June 2012 to January 2013.
First check if a Service Action label with a code number 670 is already attached to the B-pillar.
If a code number 670 has been punched out, the Campaign has already been performed and no further action is
necessary.
Vehicles which require this Service Action to be completed will show it as “Open” when checked either in the
"Service Menu" of DCSnet (Dealer Communication System) or with the Key Reader.
CORRECTION
Repair the corrosion protection in the engine compartment.
PROCEDURE
Preliminary work
1. Disconnect the battery.
2. Open the hood to access the engine compartment.
3. Remove the cover in the passenger’s side of the engine compartment.

Turn the locks (1) 90°
counterclockwise.
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
Unlock the catch (3).

Remove the cover (2).
Main Work
1. Apply cavity wax to the bulkhead on the front passenger’s side of the dynamic strut.

Thoroughly spray cavity wax to
the bulkhead in the area of the
dynamic strut, in the areas
shown in the picture.

The wax should be visible in the
following areas after spraying.
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2. Replace the battery positive cable (connecting lead) in the passenger side’s units compartment.

Remove the 2 mounting screws
(A) and (B) and make sure the
contact points are free of
corrosion and dirt.

Replace the connecting lead (1)
and tighten the mounting screws
to 15 Nm.

This picture shows the
installation location of the cover
to be replaced, below the battery
positive cable.

Remove the cover on the battery
positive terminal in the direction
of the arrow, and replace it.
3. Replace the cover on the battery positive terminal.
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4. Check the installation of the battery positive cable on the partition wall.

Check that the battery positive
cable installation is correct by
inspecting the cable. Make sure
the bend in the cable is away
from the partition wall.

This picture shows an incorrect
installation of the cable: the
cable might come in contact
with the partition wall.

If the installation of the cable is
incorrect, remove the retaining
nut and rotate the cable so the
cable bends away from the
partition wall, as shown in the
picture.

Reinstall the nut and torque to 8
Nm.
5. Grease the battery positive cable at the connection point on the partition wall.

Remove the acoustic engine
cover (if necessary, depending
on the engine). Then remove the
cover on the battery positive
terminal in the engine
compartment.
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
Coat the battery positive
terminals in the engine
compartment with contact
grease, using a locally sourced
flat brush.

Coat the battery positive
terminals in the engine units
compartment with contact
grease, using a locally sourced
flat brush.
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
Reinstall the cover on the battery
positive terminal in the engine
compartment.

Reinstall the engine
compartment acoustic cover if it
was previously removed.
Concluding work
1. Reinstall the cover in the passenger’s side of the engine compartment as shown below.

Reinstall the cover (2).

Lock the catch (3).

Turn the locks (1) 90°
clockwise.
2. Reconnect the battery and make sure all systems are functioning properly.
3. Close the hood and quality check the repair.
PARTS INFORMATION
Part Number
Description
Quantity
12 42 8 616 810
Battery positive cable (connecting lead)
1
61 14 9 316 645
Cover of the B+ terminal
1
Part Number
Description
Quantity
83 42 0 428 190
Cavity protection spray (400ml)
As needed
83 19 2 295 229
Contact protection grease (50 grams)
As needed
Sublet - Bulk Quantity Items
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LABEL INSTRUCTIONS
This Service Action has been assigned code number
670. After the vehicle has been checked and/or
corrected, obtain a label (SD 92-431) and:
A. Emboss your BMW center warranty number in
the middle of the label (1);
B. Punch out code number 670 (2), printed on the
label; and
C. Affix the label to the B-pillar as shown.
If the vehicle already has a label from a previous Campaign, affix the new label next to the old one. Do not affix
one label on top of another one because a number from an underlying label could appear in the punched-out hole
of the new label.
WARRANTY INFORMATION
Reimbursement for this Service Action will be via normal claim entry utilizing the following information:
Defect Code:
00 51 31 03 00
Labor Operation:
Labor Allowance:
Description:
00 61 939
4 FRU – F30
Repairing the corrosion protection
5 FRU – F30H
Labor operation code 00 61 939 is a Plus labor operation.
Sublet - Materials
Sublet Code 4
See sublet reimbursement
calculation below
Reimbursement for the used quantities
of required materials (cavity
protection spray, bulk P/N 83 42 0 428
190 and contact protection grease,
bulk P/N 83 19 2 295 229. Do not use
these part numbers for claim
submission)
Sublet calculation: Reimbursement for “used quantities” of required materials (cavity protection spray, bulk P/N
83 42 0 428 190 and contact protection grease, bulk P/N 83 19 2 295 229) at dealer net plus handling. Enter this
material cost in sublet and itemize the amount in the claim comment section.
[ Copyright ©2014 BMW of North America, Inc. ]
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