Power supply
| Power supply |
+30 current is supplied via fuse 35 (22a) to the main instrument unit pin 1.
The control module uses current from the +30 circuit for its memory.
| Battery Voltage (+15 circuit) |
+15 current is supplied via fuse 17 (22a) to the main instrument unit pin 2.
The main instrument unit is activated by current from the +15 circuit.
Diagnostics
If there is no current supply from the +30 circuit, the trip meter will be zeroized every time the ignition is switched off.If no +15 current is present, the main instrument unit will not be activated. The engine will not start, as bus communication has not been activated.
The function has no diagnostics.
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