Brake Assist (BAS) diagnosis - DTC memory (Fault Codes C1000, C1010, C1012, C1022, C1025, C1201, C1202, C1203, C1204, C1205, C1206, C1207, C1332) - AD42.31-P-4000A
MODEL 129
MODEL 140
MODEL 170
MODEL 202 except CODE (472a) Electronic Stability Program (ESP)
MODEL 208 except CODE (472a) Electronic Stability Program (ESP)
MODEL 210
MODEL 210 with ENGINE 112, 113, 606 except CODE (472a) Electronic Stability Program (ESP)
| Brake Assist (BAS) diagnosis, advanced information | AD42.31-P-2000A | ||
| Connect Hand-Held Tester (HHT) and read out fault memory and BAS actual values Read out traction system fault memory (ABS, ASR, ESP) | AD00.00-P-2003A | ||
| Carry out Hand-Held tester (HHT) function check | HHT actuations | ||
| Ignition: ON | |||
| Fault memory | |||
| Fault code |
Fault text | Possible cause/Notes | Remedy |
| No fault code | No fault recognized | If there is a complaint in spite of this ↓ carry out BAS testing electrical system in full. | AD42.31-P-6000A |
| C1000 | BAS control module (N48) BAS solenoid valve (A7/7y1), short-circuit to ground open-circuit, terminal 30 |
N48 AD42.31-P-6000-04A AD42.31-P-6000-01A |
|
| C1010 | Battery undervoltage, terminal 87 | AD42.31-P-6000-01A | |
| C1012 | Battery overvoltage, terminal 87 | AD42.31-P-6000-01A | |
| C1022 | Incorrect engine control module (ME-SFI, HFMSFI, DFI, IFI, CRD) | Read out engine control module fault memory Code the engine control module |
|
| C1025 | CAN communication with traction system control module (N47) faulty CAN communication generally faulty CAN signal, stop lamp switch faulty CAN signal, wheel speed or ABS faulty |
AD42.00-P-4000A | |
| C1201 | BAS release switch (A7/7s1), open-circuit BAS release switch (A7/7s1), short-circuit BAS release switch (A7/7s1), short-circuit to ground |
HHT actual values | |
| C1202 | BAS release switch (A7/7s1), plausibility | HHT actual values | |
| C1203 | BAS release switch (A7/7s1), redundancy | HHT actual values | |
| C1204 | BAS diaphragm travel sensor (A7/7b1), open-circuit or short-circuit to ground BAS diaphragm travel sensor (A7/7b1), short-circuit BAS diaphragm travel sensor (A7/7b1), short-circuit to ground or open-circuit |
AD42.31-P-6000-06A | |
| C1205 | BAS diaphragm travel sensor (A7/7b1), plausibility | AD42.31-P-6000-06A | |
| C1206 | BAS diaphragm travel sensor (A7/7b1), diaphragm speed | AD42.31-P-6000-06A | |
| C1207 | Stop lamp switch plausibility, diaphragm travel comparison Stop lamp switch plausibility, release switch comparison |
AD42.31-P-6000-06A HHT actual values |
|
| C1332 | BAS solenoid valve (A7/7y1), short-circuit to ground BAS solenoid valve (A7/7y1), short-circuit to UB BAS solenoid valve (A7/7y1), short-circuit BAS solenoid valve (A7/7y1), open-circuit |
AD42.31-P-6000-04A |