Mercedes-Benz AR54.21-P-1262GM Remove or Install Upper Control Panel Control Unit Instructions
- June 3, 2024
- Mercedes-Benz
Table of Contents
Mercedes-Benz AR54.21-P-1262GM Remove or Install Upper Control Panel
Control Unit
INSTRUCTIONS
2009 Mercedes Benz Truck G 550 (463.236) V8-5.5L (273.963)
Vehicle > Body and Frame > Body Control Systems > Service and Repair > Removal
and Replacement
AR54.21-P-1262GM REMOVE/INSTALL UPPER CONTROL PANEL CONTROL UNIT
AR54.21-P-1262GM Remove/Install Upper Control Panel Control Unit
MODEL 463.222 /243 /244 /245 /246 /247 /248 /249 /250 /254 /270 /271 /303 /306
/309 /322 /323 /332 /333 /336 /340 /341
MODEL 463.202 /236 /237 /346 up to the model year 2013 model refinement
package 2012
Illustrated on model 463.248
- 2 Screw
- 3 Clutch
N72/1 Upper control panel control unit
| Remove/install| |
---|---|---|---
& Danger!| Risk of the explosion caused by escaping oxyhydrogen gas.
Risk of injury caused by caustic burns to eyes, skin and mucous
membranes from battery electrolyte (contains diluted sulfuric acid) or metal
spatter due to short circuit. Risk of burn injuries caused by a short
circuits. Risk of poisoning caused by swallowing battery electrolyte
(contains diluted sulfuric acid) or absorption of lead
over the skin or orifices
| No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards.
Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.
Only pour liquid battery electrolytes (diluted
sulfuric acid) into suitable and appropriately
marked containers.
| AS54.10-Z-0001-01A
1| Disconnect battery ground line| All except model 463.236/248 with code|
AR54.10-P-0003G
| | (979) Special protection version.|
| | Model 463.236/248
with code (979) Special protection version, with code (ZS6) Special protection version FB6, with code (E26) 100 Ah additional
battery incl. cutoff relay,
| AR54.10-P-0003PM
| | Model 463.236/248with code (979) Special protection version. with code
(ZS7) Special protection version FB7, with code (E26) additional battery 100
Ah incl. isolating relay.|
@| Notes on battery| | AH54.10-P-0001-01A
2| Remove differentia I lock switch| | AR54.25-P-1080GM
3.1| Remove center dashboard cover| For model 463.243/244/245/246/250/309/
322/323/332/333
For model 463.247/248/254/270/271/303/ 340/341 up to 1.4.07,
Model 463.249 up to 30.8.06.
| AR68.10-P-3430GM
3.2| Remove upper control panel control unit (N72/1)| On model
463.247/248/254/270l27113031 3401341 as of 2.4.07,
Model 463.249 as of 1.9.06, model 463.202/222/236/237
Model 463.306/336/346
ITJ The upper control panel control unit (N72/1) is only fixed with one screw from above and is plugged in.
ITJ Installation: The upper control panel
control unit (N72/1) must engage audibly.
|
4| Disconnect electrical connectors| |
5| Remove bolts (2) and remove upper control panel control unit (N72/1)| |
6| Install in the reverse order| |
7
AD
| Read out fault memory and erase
Connect STAR DIAGNOSIS and read out fault memory
| ITlsTAR DIAGNOSIS
Stored faults which can result from cables being disconnected or from simulation during removal and installation or test work, have to be processed and erased in the fault
memories after completing the work.
|
AD00.00-P-2000-04A