Wiring Diagram For Adblue Control Unit - PE14.40-P-2101-97NAA
MODEL 166 with ENGINE 642.8, 651.9 up to model year 2016 with CODE U42 (BlueTEC diesel exhaust treatment (SCR)) except CODE U77 (Diesel Emission control BLUETEC (SCR)) Control unit N118/5
| Code: | Designation: | Position |
|---|---|---|
| A0 | Color code key | 64L |
| A103/1 | AdBlue® tank module | 51L |
| A103/1b1 | AdBlue® tank temperature sensor | 53L |
| A103/1b2 | Fill level sensor (full) | 52L |
| A103/1b3 | Fill level sensor (reserve) | 51L |
| A103/1b4 | Fill level sensor (empty) | 50L |
| A103/1rl | AdBlue® tank heating element | 55L |
| A103/1r2 | AdBlue® pressure line heating element | 48L |
| A103/1x1 | AdBlue® tank module electrical connector | 46E |
| A103/1x2 | AdBlue® tank module fill level sensor electrical connector | 50G |
| A103/1x3 | AdBlue® tank module temperature sensor and heating element electrical connector | 53G |
| A103/1x4 | AdBlue® tank module pressure line heating element electrical connector 1 | 46G |
| A103/1x5 | AdBlue® tank module pressure line heating element electrical connector 2 | 47K |
| A103/1z1 | Connector sleeve/temperature sensor for AdBlue® tank module | 52H |
| A103/2 | AdBlue® delivery module | 60L |
| A103/2b1 | AdBlue® pressure sensor | 62L |
| A103/2m1 | AdBlue® delivery pump | 59L |
| A103/2r1 | AdBlue® delivery module heating element | 58L |
| A103/2x1 | AdBlue® delivery module electrical connector | 57E |
| A103/2y1 | AdBlue® switchover valve | 60L |
| A103/2z1 | AdBlue® delivery module switchover valve connector sleeve | 59G |
| A103/2z2 | Connector sleeve/delivery pump and heating element of AdBlue® delivery module | 58G |
| Code 494 | USA version | 22H |
| Code 790 | 2G | |
| F4 | Rear fuse box | 37L |
| F4 | Rear fuse box | 43L |
| F4f110 | Fuse 110 | 36L |
| F4f140 | Fuse 140 | 40L |
| F4f141 | Fuse 141 | 38L |
| F4f142 | Fuse 142 | 39L |
| F58 | Engine compartment fuse and relay module | 30L |
| F58f214 | Fuse 214 | 29L |
| N118/5 | AdBlue® control unit | 19A |
| N118/5 | AdBlue® control unit | 28A |
| N118/5 | AdBlue® control unit | 36A |
| N118/5 | AdBlue® control unit | 60A |
| N118/5 | AdBlue® control unit | 44A |
| N118/5 | AdBlue® control unit | 52A |
| N3/9 | CDI control unit | 9L |
| N3/9 | CDI control unit | 4L |
| N37/7 | NOx sensor control unit downstream of diesel particulate filter | 27L |
| N37/7b1 | NOx sensor downstream of diesel particulate filter | 28L |
| N37/8 | NOx sensor control unit downstream of SCR catalytic converter | 34L |
| N37/8b1 | NOx sensor downstream of SCR catalytic converter | 33L |
| N74 | Soot particulate sensor control unit | 24L |
| N74b1 | Soot particulate sensor | 25L |
| U1 | Valid for USA | 8H |
| U1 | Valid for USA | 8H |
| U12 | Valid for left-hand drive vehicles | 15F |
| U13 | Valid for right-hand drive vehicles | 14F |
| U2 | Valid for all except USA | 8H |
| U2 | Valid for all except USA | 8G |
| U880 | Valid for engine 642 | 7G |
| U880 | Valid for engine 642 | 22H |
| U948 | Valid for diesel engine 651 | 7H |
| U948 | Valid for diesel engine 651 | 7H |
| U948 | Valid for diesel engine 651 | 7H |
| W15/1 | Right footwell ground point | 15G |
| W15/1 | Right footwell ground point | 34D |
| W15/5 | Left front footwell ground point | 15G |
| W7 | Right rear center section ground point | 38E |
| W7 | Right rear center section ground point | 47C |
| W7 | Right rear center section ground point | 55C |
| X25/2 | Engine compartment/vehicle interior electrical connector | 29G |
| X30/38 | Potential distributor electrical connector (CAN I) | 18L |
| Y129 | AdBlue® metering valve | 45L |
| Z7/78 | Circuit 87 D4 connector sleeve | 32E |