Electronic stability program (ESP) and SPS diagnosis troubleshooting - AD42.45-P-5001A
MODEL 129 with ENGINE 104, 119, 120 with CODE (472a) electronic stability program (ESP)
MODEL 140 with CODE (472a) electronic stability program (ESP)
MODEL 210 with ENGINE 119 with CODE (472a) electronic stability program (ESP)
| Electronic stability program (ESP) and SPS diagnosis, basic knowledge | AD42.45-P-2001A | ||
| Troubleshooting | |||
| Complaint | Possible cause | Notes | Remedy/Test steps |
| ESP MIL (A1e42) or ABS MIL (A1e17) illuminated when engine is running | AD42.45-P-4001A | ||
| EPC MIL (E-gas, A1e43) illuminated when engine running | Electronic accelerator (EA) faulty | Read out ME-SFI fault memory | |
| ESP MIL (A1e42) or ABS MIL (A1e17) comes on while driving and does not go out again | AD42.45-P-4001A | ||
| ESP MIL (A1e42) or ABS MIL (A1e17) comes on while driving and goes out again | On-board voltage < 11 V, too many electrical consumers in operation | Test generator (G2) AD42.45-P-4001A |
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| ESP MIL (A1e42) or ABS MIL (A1e17) not illuminated when ignition switched on | AD42.45-P-6001-02A | ||
| ABS MIL (A1e17) illuminated when engine is running after tests on brake test bench or roller dynamometer | Implausible speed signal due to different speeds at front and rear axle | AD42.45-P-4001A |