| A1 | Instrument cluster | 55A 59A |
PE54.30 |
| A1e6 | Brake pad wear indicator lamp | 57A | |
| A1e7 | Low brake fluid level/parking brake indicator lamp | 58A | |
| A1e17 | ABS MIL | 59A | |
| A1e21 | ASR warning lamp | 57A | |
| A1e48 | BAS/ASR MIL | 56A | |
| A7/3 | Traction system hydraulic unit | 29L 41L |
PE42 |
| A7/3m1 | High-pressure/return pump | 31L 45L |
|
| A7/3n1 | Cycling module/high pressure return pump | 43L | |
| A7/3y5 | Switchover/solenoid valve | 29H 40H |
|
| A7/3y6 | Left front axle solenoid valve (hold) | 28K 41J |
|
| A7/3y7 | Left front axle solenoid valve (release) | 29K 39J |
|
| A7/3y8 | Right front axle solenoid valve (hold) | 28K 41K |
|
| A7/3y9 | Right front axle solenoid valve (release) | 29K 39K |
|
| A7/3y10 | Left rear axle solenoid valve (hold) | 28J 41K |
|
| A7/3y11 | Left rear axle solenoid valve (release) | 29J 39K |
|
| A7/3y12 | Right rear axle solenoid valve (hold) | 28J 41J |
|
| A7/3y13 | Right rear axle solenoid valve (release) | 29J 41H |
|
| A7/3y15 | Inlet solenoid valve | 28H | |
| G1 | Battery | 6L | |
| K40/2 | Driver-side fuse and relay module box | 33L | |
| K40/2k4 | High pressure/return pump relay module | 34L | |
| K40/4 | Passenger-side fuse and relay module box | 12L | |
| K40/4f2 | Fuse, traction system | 14L | |
| K40/4k1 | Polarity protection relay | 10L | |
| L6/1 | Left front VSS | 46L | |
| L6/2 | Right front VSS | 49L | |
| L6/3 | Left rear VSS | 52L | |
| L6/4 | Right rear VSS | 51L | |
| N47-1 | ASR/SPS control module | 4A 12A 20A 24A 29A 34A 39A 44A 51A |
PE42.40 |
| N73 | Electronic ignition-starter switch (EIS) control module | 4L | PE80 |
| S9/1 | Stop lamp switch (4-pole) | 16L | |
| S10/1 | Left front brake lining wear sensor | 47L | |
| S10/2 | Right front brake lining wear sensor | 49L | |
| S12 | Parking brake switch | 24L | |
| S76/5 | ASR OFF switch | 23L | |
| U147 | Valid for Bosch system | 26A | |
| U148 | Valid for Teves system | 37A | |
| W1 | Main ground (behind instrument cluster) | 3H | |
| W16/3 | Ground (output ground - component compartment - left) | 31E 45E |
|
| W16/4 | Ground (output ground - component compartment - right) | 9E | |
| W29/2 | Ground (right A-pillar) | 2E 24H |
|
| X4 | Terminal block (circuit 30, left footwell) | 35H | |
| X11/4 | Diagnostic data link connector | 11E | |
| X12/3 | Terminal block (circuit 30) | 1E 43E |
|
| X18 | Interior/taillamp harness connector | 16H | |
| X20 | Stop lamp switch intermediate connector (2-pole) | 16K | |
| X26/23 | Engine compartment/cockpit connector | 4E | |
| X43/3 | REST/CL connector, circuit 30Z | 6E | |
| X47 | Rear axle VSS sensor harness connector (2-pole) (right footwell) | 16E 50E |
|
| X62/1 | Left rear axle VSS sensor/brake pad wear sensor connector | 52H | |
| X62/2 | Right rear axle VSS sensor/brake pad wear sensor connector | 50H | |
| X62/6 | Right front axle distributor connector (component compartment) | 48H | |
| X62/7 | Left front axle distributor connector (component compartment) | 46H | |
| Z37/2 | Engine CAN-Bus (low) connector sleeve | 54G | |
| Z37/3 | Engine CAN-Bus (high) connector sleeve | 55G |