AD80.35-D-6003-04B | CAN data bus, immobilizer, testing IMM electrical system |
| Scope of test | Tester/test connection | Operation/ Requirement | Specified value | Possible cause/ Remedy | ||
1.0 | CAN dataline (High/Low) to each other |
5 | A53 |
6 | Ignition: OFF Sockets of WSP and MSA control units disconnected | >20 kΩ | Cable |
1.1 | (High/Low) -//- |
5 5 | A53 A20.1 |
6 41 | Ignition: OFF Sockets of WSP and MSA control units disconnected | <5 Ω | Cables |
1.2 | (Low) - |
|
| A53 6 | Ignition: OFF Sockets of WSP and MSA control units disconnected | >20 kΩ | Cable |
1.3 | (High) - |
|
| A53 5 | Ignition: OFF Sockets of WSP and MSA control units disconnected | >20 kΩ | Cable |
1.4 | (Low) + |
|
| A53 6 | Sockets of WSP and MSA control units disconnected Ignition: ON | <1 V | Cable |
1.5 | (High) + |
|
| A53 5 | Sockets of WSP and MSA control units disconnected Ignition: ON | <1 V | Cable Further possibilities: MSA or WSP control unit (read MSA fault memory with HHT) |