Normal Operation
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
If the Transfer Case Control Module (TCCM) observes an overpower or underpower voltage condition, a DTC is set and all TCCM outputs are turned off.
- DTC P0562:00 (System Voltage Low: No Sub Type Information) - Fault sets when the TCCM detects less than 9 volts of battery voltage for 5 seconds or more at TCCM C2371B pin 7.
- DTC P0563:00 (System Voltage High: No Sub Type Information) - Fault sets when the TCCM detects more than 16 volts of battery voltage for 5 seconds or more at TCCM C2371B pin 7.
This pinpoint test is intended to diagnose the following:
- Fuse
- Wiring, terminals or connectors
- TCCM