AD80.57-D-6000A | Drive authorization system shut-off valve (DSV) test of electrical system | 10.6.97 |
MODEL 901, 902, 903, 904 with ENGINE 601.943 with CODE (FZ7) Immobilizer
Drive authorization system shut-off valve (DSV) diagnosis previous knowledge | |||
| Only disconnect control module connectors with the ignition switched off. The cables, connectors and plug-in connections are taken into consideration during testing using the HHT, and may need to be separately re-tested for breaks, good contact and correct connection as per the relevant circuit diagram is a fault is indicated. | ||
I | Battery voltage > 9.5 volts | ||
II | Drive authorization system shut-off valve (DSV) (all connectors connected) | ||
III | HHT connected to diagnosis connector | ||
IV | DSV engine control module and RCL control module correctly identified | ||
Testing | |||
1 | Drive authorization system shut-off valve (DSV) testing of electrical system, CAN cables | ||
2 | Drive authorization system shut-off valve (DSV) testing of electrical system, control module | ||
3 | Drive authorization system shut-off valve (DSV) testing of electrical system, shut-off valve | ||
4 | Drive authorization system shut-off valve (DSV) testing of electrical system, starting without drive authorization signal | ||
5 | Drive authorization system shut-off valve (DSV) testing of electrical system, drive authorization signal |