Multifunction control module (CCM) diagnosis operational check using actual values - AD54.21-P-3004A
MODEL 170, 210 / (except 210.081 /281) up to 28.2.97
| Multi-function control module (CCM) diagnosis, previous knowledge | AD54.21-P-2003A | ||
| Fuses in order | |||
| Battery voltage 11 - 14 V | |||
| Ignition ON | |||
| Connect Hand-Held Tester (HHT) and read out fault memory | AD00.00-P-2000-03A | ||
| Function check | |||
| Actual value |
Possible cause | Note | Remedy |
| 01 | Terminal 15R | AD54.21-P-6003-01C | |
| 02 | Terminal 15 | AD54.21-P-6003-01B | |
| 03 | Terminal 49 | AD54.21-P-6003-20A | |
| 04 | Terminal 49a | AD54.21-P-6003-20B | |
| 05 | Rear window defroster switch | AD54.21-P-6003-16A | |
| 06 | Rear window heater | AD54.21-P-6003-16A | |
| 07 | Undervoltage | ||
| 08 | Overvoltage | ||
| 09 | Interior lamp | Model 210 | AD54.21-P-6003-14A |
| Model 170 | AD54.21-P-6003-14C | ||
| 10 | Exit lamp | AD54.21-P-6003-13A | |
| 11 | Windshield wiper, intermittent | AD54.21-P-6003-07A | |
| 12 | Windshield wiper, stage 1 | AD54.21-P-6003-07A | |
| 13 | Windshield wiper, stage 2 | AD54.21-P-6003-07A | |
| 14 | Windshield wiper, wash, terminal 86 | AD54.21-P-6003-08A | |
| 15 | Windshield wiper, terminal 31b | AD54.21-P-6003-11A | |
| 16 | Windshield wiper locked | Visual inspection of wiper motor M6/1 |