12 51 210 Replacing the wiring harness section for injectors and ignition coils: Notes

WARNING: This page is about a different car, the 2018 BMW 340i, 2017 BMW 340i, and 2016 BMW 340i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.

Leave electrical components in original packaging until just before they are installed. Use the original packaging only for any return shipments. Always package removed components straight away.
Read and comply with user information on using the associated special tool 12 7 060.
Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
For additional information see: NOTES ON ESD PROTECTION (ELECTROSTATIC DISCHARGE)

NOTE: TECHNICAL INFORMATION
Disconnecting control units may cause fault code entries and functional limitations. Fault code entries must be read out and deleted if necessary.

Preliminary work

Remove the cover in the left engine compartment
Remove the right cover in the engine compartment
Refer to REMOVING TRAILING LINK AT SPRING STRUT DOME
Remove the sound insulation on the bulkhead upper part at the center
Refer to REMOVING THE ACOUSTIC COVER
Refer to UNINSTALL COVER FOR THE DME CONTROL UNIT
Refer to REMOVING ACOUSTIC COVER AT REAR

Follow-up work

Refer to INSTALLING ACOUSTIC COVER AT REAR
Refer to INSTALL COVER FOR THE DME CONTROL UNIT
Refer to INSTALL ACOUSTIC COVER
Install the sound insulation on the bulkhead upper part at the center
Install tension strut on spring strut dome. Jointing torque: 56 Nm, angle of rotation: 90°
NOTE: Replace screws.
Install the cover in the engine compartment on the left
Install the cover in the engine compartment on the right