Wiring Diagram, Special Vehicle Multifunction Control Unit (SVMCU (MSS)) - PE54.21-P-2105-97FCA
Model 253 (except 253.99) as of model year 2020
with code 970 (Police emergency vehicle)
with code 974 (Preparation for fire service command vehicle)
with code 975 (Preparation for emergency doctor vehicle)
Control unit N26/14
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 129L |
| A2/11 | Video system | 118L |
| A2/11 | Video system | 117L |
| A2/11 | Video system | 116A |
| A48/1 | Special signal system operating unit | 44L |
| CAN B | Interior CAN | 66K |
| Code 24Z | Sepura Tetra radio pre installation | 85A |
| Code 962 | Hella roof attachment | 9D |
| Code 962 | Hella roof attachment | 15D |
| E38 | Trunk lid/rear-end door flashing light | 11L |
| F80/1 | Special-purpose vehicle fuse block 1 | 15L |
| F80/1f5 | Fuse 5 | 16K |
| F80/1f6 | Fuse 6 | 17K |
| H4/27 | Center instrument panel speaker | 101L |
| K40/5 | Rear fuse and relay module | 4L |
| K40/5f427 | Fuse 427 | 3L |
| K40/5f443 | Fuse 443 | 2L |
| K40/5f450 | Fuse 450 | 5L |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 4A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 12A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 20A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 28A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 36A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 44A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 52A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 60A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 75A |
| N26/14 | Special vehicle multifunction control unit (SVMCU [MSS]) | 68A |
| S93/2 | Two-way radio switch | 62L |
| W12/1 | Right center console ground point | 61H |
| W15/7 | Right front footwell ground point | 19H |
| W15/7 | Right front footwell ground point | 53E |
| W15/7 | Right front footwell ground point | 113L |
| W3/11 | Left rear wheel well ground point | 46L |
| W3/11 | Left rear wheel well ground point | 4E |
| W3/11 | Left rear wheel well ground point | 79L |
| W3/11 | Left rear wheel well ground point | 82L |
| W3/8 | Right rear wheel well ground point | 8L |
| W8/2 | Right tailgate ground point | 11H |
| X1/47 | Two-way radio main switch electrical connector | 58H |
| X18 | Cockpit wiring harness and frame floor assembly electrical connector | 100H |
| X18/13 | Speaker electrical connector | 95A |
| X18/13 | Speaker electrical connector | 97A |
| X18/13 | Speaker electrical connector | 100A |
| X18/15 | German Association of the Automotive Industry connecting point | 20L |
| X18/15 | German Association of the Automotive Industry connecting point | 28L |
| X187 | Engine run-on feature connecting point | 56H |
| X250 | Multipurpose module CAN connecting point (equipment carrier plate) | 67H |
| X250/1 | Multipurpose module CAN connecting point (HSK) | 70H |
| X30/33 | Right interior CAN (CAN B) potential distributor electrical connector | 65L |
| X35/1 | Driver door electrical connector | 95H |
| X35/2 | Front passenger door electrical connector | 97H |
| X38 | Speaker intermediate electrical connector | 95E |
| X38 | Speaker intermediate electrical connector | 98E |
| X38 | Speaker intermediate electrical connector | 100E |
| X39/17 | Glove compartment event data recorder button connecting point | 108A |
| X39/18 | Event data recorder switch connecting point | 108L |
| X4/36 | Vehicle socket electrical connector | 6H |
| X41 | Roof light bar separation point | 41L |
| X41/2 | Left and right roof light bar electrical connector | 36L |
| X44/12 | Two-way radio electrical connector | 80L |
| X44/12 | Two-way radio electrical connector | 83L |
| X44/12 | Two-way radio electrical connector | 87L |
| X44/12 | Two-way radio electrical connector | 79A |
| X44/12 | Two-way radio electrical connector | 82A |
| X44/12 | Two-way radio electrical connector | 87A |
| X58/3 | Microphone electrical connector | 120A |
| X58/3 | Microphone electrical connector | 122A |
| X58/7 | Socket (2-pin, 12V) | 55H |
| X58/7 | Socket (2-pin, 12V) | 53H |
| X91/1 | Tachograph electrical connector | 47H |
| X91/1 | Tachograph electrical connector | 50H |
| X91/1 | Tachograph electrical connector | 52H |
| Z126/1Z1 | Horn status connector sleeve | 28G |
| Z14/1Z1 | Microphone connector sleeve (+) | 120L |
| Z14/2z1 | Microphone connector sleeve (-) | 121L |
| Z159z1 | Tone sequence active connector sleeve | 24F |
| Z159z1 | Tone sequence active connector sleeve | 45G |
| Z20/10z1 | Wire end not stripped | 102A |
| Z20/10z14 | Wire end not stripped | 115L |
| Z20/10z15 | Wire end not stripped | 114L |
| Z20/10z2 | Wire end not stripped | 104A |
| Z20/10z23 | Wire end not stripped | 74G |
| Z20/10z23 | Wire end not stripped | 72G |
| Z20/10z3 | Wire end not stripped | 105A |
| Z20/10z4 | Wire end not stripped | 107A |
| Z20/10z5 | Wire end not stripped | 102L |
| Z20/10z6 | Wire end not stripped | 104L |
| Z20/10z7 | Wire end not stripped | 105L |
| Z20/10z8 | Wire end not stripped | 107L |
| Z20/52z3 | Two-way radio cut-in connector sleeve | 75G |
| Z20/52z4 | Two-way radio cut-in connector sleeve | 77G |
| Z28/51z1 | Mute connector sleeve | 63E |
| Z37/83z1 | Multifunction CAN high connector sleeve | 22F |
| Z37/83z1 | Multifunction CAN high connector sleeve | 67E |
| Z37/84z1 | Multifunction CAN low connector sleeve | 21F |
| Z37/84z1 | Multifunction CAN low connector sleeve | 69E |
| Z47/15z1 | Emergency vehicle warning light connector sleeve | 26F |
| Z47/15z1 | Emergency vehicle warning light connector sleeve | 25F |
| Z47/15z1 | Emergency vehicle warning light connector sleeve | 44E |
| Z81/6z1 | Tml. 58d connector sleeve | 61E |
| Z87/19z1 | Radio voltage supply connector sleeve | 72E |
| Z87/8z1 | Two-way radio cut-in connector sleeve | 75E |