FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Control Module Power Supply











Control Module Power Supply

Battery voltage (+30 circuit)
+30 voltage is fed via fuse 34 to the control module pin 18. The control module uses this voltage for its memory.

Battery voltage (+15 circuit)
+15 voltage is fed via fuse 6A to the control module pin 17. the control module is activated by +15 voltage.

Diagnostics
If the power supply drops below 9 V or exceeds 18 V for at least 0.5 seconds, diagnostic trouble code P0560 will be generated and the TCM will go into limp-home mode.