Troubleshooting Based on Error Codes
0x62: Heater Short Circuit Error
0x62
Heater Relay stuck open or closed or Wiring defective or Heater defective.
0x63: Heater Error
0x63
Heater Relay stuck open or closed or Wiring defective or Main Board defective.
Checks to perform:
Is the resistance value measured between J3-1
and J4-2 Connector terminals on the Main Board
100 Ω ± 5%? (See Fig. 141)
Is the resistance value measured between the
terminals of Heater 100 Ω ± 5%? (See Fig. 142)
Check / Replace the wiring and check whether the
problem is solved?
Fig. 141: Resistance Measurement
between J3 and J4 2-Pin Connectors
0x64: Heater Sensing Error
0x64
Main Board defective.
Checks to perform:
Replace the Main Board and repeat the diagnostic cycle to check for any further errors.
Y
E
S
Y
E
S
WARNING
Check that all the connectors are correctly
inserted.
Replace the Main Board and repeat the
NO
diagnostic cycle to check for any further errors.
Replace the Heater and repeat the diagnostic
NO
cycle to check for any further errors.
Replace the Main Board and repeat the
NO
diagnostic cycle to check for any further errors.
Fig. 142: Resistance Measurement on
Heater Terminals
WARNING
Check that all the connectors are correctly
inserted.
50
0x62
0x63
0x64