Install the wiring harness section of the transmission wiring harness
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
Wiring harness section of transmission wiring harness
NOTE:
RISK OF DAMAGE
Improper routing of cables and wiring harnesses .
Trapped, crushed or damaged cables may cause short circuits and malfunctions .
Improper routing of cables and wiring harnesses .
Trapped, crushed or damaged cables may cause short circuits and malfunctions .
- Route all cables without abrasions, do not trap and crush.
- Insert and install the wiring harness (1)
for the transmission module.
- Feed in and install the wiring harness section (2) of the transmission wiring harness.
- Secure clamps (1)
.
- Secure the clamp (1)
.
- Connect connectors (1)
and lock.
The connector (1) must engage audibly.
- Secure clamp (arrow).
Fastening the transmission
- Lift the transmission cross member (1) with the transmission in the installation position.
- Tighten down screws (2) .
TIGHTENING TORQUE SPECIFICATIONS
| Transmission cross member to body | ||
|---|---|---|
| M8 | tightening torque | 19 Nm |
- Loosening the luggage strap (1) .
- Remove special tools 2 219 012
and 0 495 498 (23 4 050)
.
- Position the holder (2) .
- Tighten the screws (1) .
TIGHTENING TORQUE SPECIFICATIONS
| Holder on transmission cross member | ||
|---|---|---|
| Hexagon bolt for thermoplastic | Tightening torque | 2.5 Nm |
- Attach the connector (2)
in arrow direction to the holder (3)
and lock it.
The lock (1) must engage audibly.
- Feed in and install the wiring harness section (4) of the transmission wiring harness into the holder (arrow).
- Secure the clamp (3) .
- Connect connectors (1)
and (2)
lock.
The connectors (1) and (2) engage audibly.
- Insert and install the cover (2) .
- Ensure that all locks (1)
engage audibly.
- Guide in and install wiring harness section (2) of the transmission wiring harness.
- Secure the clamps (arrows).
- Connect connectors (1)
and lock.
The connector (1) must engage audibly.
- Fasten the cable clip (1) .
- Secure the clamps (arrows).
- Feed in and install the wiring harness section (3) of the transmission wiring harness.
- Make sure that the lock (2) engages correctly.
- Tighten down screws (1) .
TIGHTENING TORQUE SPECIFICATIONS
| Cable bracket on rear cylinder head/transmission | ||
|---|---|---|
| M6 x 20 | tightening torque | 8 Nm |
- Secure the clamps (arrows).
- Feed in the cable bracket (2)
and install it.
The lock (1) must engage audibly.
- Feed in the cable bracket (2)
and install it.
The locks (1) must engage audibly.
Follow-up work
- Refer to INSTALLING THE CONTROL UNIT HOLDER .
- Refer to PARTIALLY INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
- Refer to INSTALLING THE DME CONTROL UNIT .
- Refer to INSTALLING THE COVER FOR THE DME CONTROL UNIT .
- Refer to INSTALLING THE STRUT BRACE .
- Refer to INSTALLING CENTER BULKHEAD LOWER PART .
- Refer to INSTALLING THE CENTER COWL UPPER PART .
- Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
- Refer to INSTALLING WINDSHIELD PANEL COVER .
- Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
- Refer to CONNECTING ALL BATTERY GROUND LEADS .
- Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
- Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
- Refer to INSTALLING THE REAR HOOD SEAL .
- Refer to FASTENING THE PROP SHAFT (PARTIALLY REMOVED) .
- Refer to INSTALLING FRONT HEAT SHIELD .
- Refer to INSTALLING THE REAR HEAT SHIELD .
- Refer to INSTALLING THE LEFT THRUST FIELD .
- Refer to INSTALLING TANK COVER .
- Refer to INSTALLING EXHAUST SYSTEM .
- Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
- Refer to INSTALLING THE STIFFENING PLATE .
- Refer to INSTALLING THE LEFT AND RIGHT FRONT UNDERSHIELD .
- Refer to INSTALLING FRONT UNDERBODY PROTECTION .
- Refer to INSTALLING THE FRONT SPOILER .