AR20.30-W-4392B | Remove/install coolant level switch | 23.5.06 |
ENGINE 457.9 in MODELS 940, 942, 943, 944, 958
ENGINE 457.9, 906.9 in MODEL 374, 375
ENGINE 902.9, 906.9, 926.9 in MODELS 950, 952, 953, 954
ENGINE 906.9, 926.9 in MODEL 958
W20.30-1013-12
Shown on model 944 with body 944.899
1 Decorative grille
2 Wiring harness connector
3 Expansion reservoir
B6 Coolant level switch
Modification notes
| Remove/install | ||
1 | Switch off ignition | ||
2 | Open maintenance flap | ||
3 | Detach trim grille (1) | Model 375 with body 375.840, model 944 with body 944.899, model 950, 952, 953, 954 with body 940.899 No removal/installation instructions are created for these models. | |
Model 374 with body 374.860, 374.870, model 374, 940, 942, 943, 944 with body 944.890, model 375 with body 375.820, 375.860, model 950, 952, 953, 954 with body 940.890, model 958 with body 958.870, 958.880 | |||
4 | Disconnect connector plug wiring harness (2) at coolant level switch (B6) | ||
5 | Turn coolant level switch (B6) though 90°clockwise and pull out of expansion reservoir (3) | ||
6 | Install in the reverse order | ||
7 | Read out fault memory in drive control FR (FMR) control unit using STAR DIAGNOSIS; delete faults if necessary | STAR DIAGNOSIS diagnosis system |
Commercially available tools