AD80.35-D-6003A | Immobilizer with transponder (IMM) testing electrical system | 30.7.97 |
MODEL 901, 902, 903, 904 with ENGINE 111, 601, 602 with CODE (FZ7) Immobilizer
Immobilizer with transponder (WSP) diagnosis basic knowledge | |||
| Battery voltage>11V | ||
| Fuses in order | ||
| Immobilizer system (WSP) complete (all plug connections plugged in) | ||
Connect Hand-Held Tester (HHT) | |||
| ASF or MSA engine control unit with WSP control unit properly identified | ||
| Do not unplug control unit sockets unless ignition switched off | ||
| Cables, connectors and plug connectors are also covered in the test with the HHT and, if a fault is displayed, may have to be once again tested separately for open circuit, good contact and correct connection, in accordance with the valid wiring diagram. | ||
Testing | |||
1 | WSP test of electrical system control unit | ||
2 | WSP test of electrical system transponder coil | ||
3 | WSP test of electrical system transponder cable | ||
4 | WSP test of electrical system immobilizer CAN dataline | M 601 | |
5 | WSP test of electrical system immobilizer CAN dataline | M 602 | |
6 | WSP test of electrical system immobilizer indicator lamp | M 601, 602 | |
7 | WSP test of electrical system immobilizer indicator lamp | M 111 | |
8 | WSP test of electrical system central locking | Central locking does not respond | |
9 | WSP test of electrical system central locking | Short-circuit to positive | |
10 | WSP test of electrical system drive authorization system control cable | M 111 |