October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
DTC U3000-47: Control Module - Watchdog/safety micro controller failure: Action
- Using the manufacturer approved diagnostic system, check datalogger signal - Main ECU Supply Voltage (0xD018). Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the transfer case control module power and ground circuits for open circuit, high resistance
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new transfer case control module