Power supply
Battery voltage (+30 circuit)
The +30-circuit power supply goes via fuse 1 (342a) to pins
17 and 18 on the control module.
Battery voltage (+15 circuit)
The +15-circuit power supply goes via fuse 26 (22a) to pin
15 on the control module. When the +15 voltage is applied to pin
15, the control module is activated.
Diagnostics
If the supply drops below 9 V for at least 0.5 s, diagnostic
trouble code C1532 will be generated, the ABS warning lamp will
come on and the ABS system will be disabled.