6. Self Diagnosis & Trouble Shooting
6-5. If defrost does not operate (F,R DEF Heater)
To do list
Is connection terminal of
MAIN PCB part normal?
Repair connection terminal
NO
YES
Check bimetal, heater itself,
disconnection etc.
Replace failure Relay or
replace PCB ASS'Y
☞ Checking method of F,R DEF Heater resistance value
CN70-"3"(Brown) ↔ CN72 "3"(Gray)
CN70-"1"(White) ↔ CN72 "3"(Gray)
- Recheck if resistance values are different after the test
1) F DEF Heater
2) R DEF Heater
187
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