Section 1083 (Engine Electrical System - Repair - E90/E91, Z4)
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2008 BMW Z4, 2008 BMW 328xi, 2008 BMW 328i, 2008 BMW 323i, and 2007 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
- 00 Troubleshooting
- 12 00 Contents of Engine Electrical System General
- 12 00 ... Instructions for disconnecting and connecting battery
- 12 00 ... Instructions for working on the ignition system
- 12 00 ... Instructions for removing and installing electronic control units
- 12 00 ... Instructions for welding work (overload protection of control units)
- 12 00 ... Instructions for connecting and disconnecting test units
- 12 00 ... Instructions on component testing
- 12 00 ... Instructions on starting aid
- 12 00 ... Instructions on compression testing
- 12 13 Notes on checking ignition system
- 12 Ignition wires, spark
- 13 Ignition coil
- 14 Electronic switching
- 12 14 521 Replacing crankshaft pulse generator (N52, N52K, N51, N53)
- 12 14 523 Replacing inlet camshaft pulse generator (N52, N52K, N51, N53)
- 12 14 524 Replacing exhaust camshaft pulse generator (N52, N52K, N51, N53)
- 12 14 550 Replacing control unit (DME)
- 12 14 600 Removing/replacing knock sensors (N52, N52K, N51)
- 12 14 700 Coding control module (DME / DDE)
- 12 14 705 Programming control unit (DME / DDE)
- 12 90 ... Removing and installing/replacing electronics box
- 12 90 100 Replacing fan for electronics box
- 61 14 ... Removing and installing/replacing engine compartment B+ terminal
- 31 Alternator with drive
- 41 Starter with mounting
- 42 Starter lead
- 51 Engine wiring loom
- 61 Oil pressure-Oil temperature
- 90 Control unit box