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Power supply

Power supply

Battery voltage (+30 circuit)

Current (+30 circuit) is supplied to control module pins 17 and 18 via maxi fuse 2 (342a).



Battery voltage (+15 circuit)

Current (+15 circuit) is supplied to control module pin 15 via fuse 19 (22a). The control module will be activated when current (+15 circuit) is applied to pin 15.

Diagnosis

If the supply of current is below 9 V for at least 0.5 seconds at a vehicle speed above 6 km/h, diagnostic trouble code C1532 will be generated and the ABS system disconnected at the same time as the ABS lamp, brake fluid warning lamp and the central warning lamp come on.