Electronic stability program (ESP) and BAS diagnosis troubleshooting - AD42.45-P-5002A
MODEL 163 with CODE (472a) electronic stability program (ESP)
| Risk of fatal injury due to vehicle slipping or tilting off the hoist | Align vehicle between the pillars of the hoist and position the four support plates at the hoist mounting points specified by the vehicle manufacturer. | AS00.00-Z-0010-01A | |
| Electronic stability program (ESP) and BAS diagnosis, previous knowledge | AD42.45-P-2002A | ||
| Troubleshooting | |||
| Complaint | Possible cause | Notes | Remedy/Test step |
| ESP warning lamp (A1e41) illuminated when ignition is "ON" | ESP OFF switch (S76/7) has been moved to "ESP OFF" setting | Move S76/6 to "ESP ON" setting | |
| ESP warning lamp (A1e41) flashes briefly when driving |
ESP control intervention to stabilize vehicle has taken place (no fault), plausibility of wheel speed signals | Read out ESP fault memory AD42.45-P-4002A | |
| BAS/ESP malfunction indicator lamp (A1e47) or/and ETS MIL (A1e35) or/and ABS MIL (A1e17) comes on while driving and goes out again |
On-board voltage is < 11V, too many electrical consumers in operation, steering angle sensor (N49) was temporarily not initialized | Test generator (G2) Read out ESP fault memory AD42.45-P-4002A |
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| ABS MIL (A1 e17) and ETS MIL (A1 e35) and BAS/ESP malfunction indicator lamp (A1e47) illuminated when engine is running after testing on chassis dynamometer or roller dynamometer | Implausible speed signal due to different speeds at front and rear axle | Read out ESP fault memory and erase relevant faults AD42.45-P-4002A | |
| BAS/ESP malfunction indicator lamp (A1e47) or ETS MIL (A1 e35) or ABS MIL (A1 e17) or brake force distribution indicator lamp (A1e17) not illuminated when ignition is switched on | Malfunction indicator lamp(s), instrument cluster (A1) | Read out instrument cluster (A1) fault memory Read out ESP fault memory AD42.45-P-4002A | |
| BAS/ESP malfunction indicator lamp (A1e47) or/and ETS MIL (A1e35) or/and ABS MIL (A1e17) or/and low brake fluid level/parking brake/brake force distribution indicator lamp (A1e7) illuminated when engine is running and does not go out again | Read out ESP fault memory AD42.45-P-4002A |