Legend of electrical function schematic for Electronic Stability Program (ESP) - PE42.45-U-2051-60MAA
MODEL 164 as of Model Year 09
| Item | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 8K |
| A7/7 | BAS brake booster | 12K |
| A7/7b1 | BAS diaphragm travel sensor | 12K |
| A7/7s1 | BAS release switch | 12L |
| A7/7y1 | BAS solenoid valve | 12L |
| A8/1 | Transmitter key | 12A |
| B24/15 | Micromechanical turn rate sensor AY pickup | 5E |
| B34 | ESP brake pressure sensor | 15C |
| B37 | Accelerator pedal sensor | 3F |
| Code 430 | Off-Road engineering package | 24A |
| L6/1 | Left front wheel speed sensor | 10K |
| L6/2 | Right front wheel speed sensor | 10K |
| L6/3 | Left rear wheel speed sensor | 10L |
| L6/4 | Right rear wheel speed sensor | 10L |
| N3/9 | CDI control module | 2H |
| N3/10 | ME-SFI [ME] control module | 5H |
| N10 | Front SAM control unit | 19J |
| N15/7 | Transfer case control module | 25F |
| N15/9 | Rear axle differential lock control module | 25J |
| N47-5 | ESP control module | 12E |
| N49 | Steering angle sensor | 4B |
| N72 | Lower control field control module | 25B |
| N72/1 | Upper control panel control module | 21B |
| N72/1s1 | ESP OFF switch | 21A |
| N72/1s24 | Downhill Speed Regulation switch | 18B |
| N72/1s25 | Offroad program switch | 18C |
| N72s30 | Downhill Speed Regulation switch | 25D |
| N72s31 | Low Range switch | 26D |
| N73 | EIS [EZS] control unit | 11A |
| N80 | Steering column module | 7A |
| N93 | Central gateway control module | 21E |
| S11 | Brake fluid indicator switch | 16K |
| S12 | Parking brake indicator switch | 22K |
| S40 | CC switch | 4A |
| S40/4 | CC switch | 4A |
| U74 | Valid for diesel vehicles | 1H |
| U75 | Valid for gasoline engines | 4H |
| U154 | Valid for 164.1 | 18B |
| U155 | Valid for 164.8 | 24B |
| U557 | Not valid for offroad package | 18A |
| Y3/8n4 | Fully integrated transmission control (VGS) control unit | 14A |
| CAN B | Interior CAN | 21D |
| CAN C | Engine compartment CAN | 7C |
| CAN C | Engine compartment CAN | 7G |
| CAN C | Engine compartment CAN | 9E |
| CAN C | Engine compartment CAN | 9G |
| CAN C | Engine compartment CAN | 9H |
| CAN C | Engine compartment CAN | 11C |
| CAN C | Engine compartment CAN | 13C |
| CAN C | Engine compartment CAN | 15F |
| CAN C | Engine compartment CAN | 15G |
| CAN C | Engine compartment CAN | 15H |
| CAN C | Engine compartment CAN | 18F |
| CAN C | Engine compartment CAN | 18G |
| CAN C | Engine compartment CAN | 18H |
| CAN C | Engine compartment CAN | 25H |
| CAN H | Vehicle dynamics CAN | 7F |
| CAN H | Vehicle dynamics CAN | 9F |
| LIN 1 | Instrument panel LIN | 24B |
| 1 | Circuit 15, status | 12D |
| 2 | Steering angle, signal | 10D |
| 3 | Wheel speed, signal | 11H |
| 4 | Shift stage, status | 13D |
| 5 | CC [TPM] push-button switch, status | 6A |
| 5 | CC [TPM] push-button switch, status | 10D |
| 6 | Accelerator pedal sensor, signal | 3G |
| 6 | Accelerator pedal sensor, signal | 10F |
| 7 | Instrument cluster, message | 9J |
| 8 | Yaw rate, lateral and longitudinal acceleration sensor, signal | 10E |
| 9 | Engine torque, reduce request | 4G |
| 10 | Pedal travel, signal | 12H |
| 11 | Brake pressure, signal | 14E |
| 12 | ESP OFF switch, status | 14E |
| 12 | ESP OFF switch, status | 21B |
| 12 | ESP OFF switch, status | 22D |
| 13 | Downhill Speed Regulation switch, status | 15E |
| 13 | Downhill Speed Regulation switch, status | 20B |
| 13 | Downhill Speed Regulation switch, status | 22D |
| 13 | Downhill Speed Regulation switch, status | 23B |
| 13 | Downhill Speed Regulation switch, status | 25C |
| 14 | Off-road program switch, status | 15E |
| 14 | Off-road program switch, status | 20C |
| 14 | Off-road program switch, status | 22D |
| 14 | Off-road program switch, status | 23B |
| 14 | Off-road program switch, status | 26C |
| 15 | Differential lock, request | 24F |
| 15 | Differential lock, request | 26J |
| 16 | Parking brake, status | 13H |
| 16 | Parking brake, status | 20J |
| 17 | Brake fluid level switch, status | 14H |
| 17 | Brake fluid level switch, status | 18J |