Power supply
| Power supply |
Current (+30 circuit) is supplied via fuse 35 (22a) to main instrument unit pin 7 (K12).
The control module uses current from the +30 circuit for its memory.
| Battery Voltage (+15 circuit) |
Current (+15 circuit) is supplied via fuse 17 (22a) to main instrument unit pin 1 (K12) and pin 6 (K12).
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 there is no current from the +15 circuit, the main instrument unit will not be activated. The engine will not start when bus communication is inoperative.
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