Model reference
LG GR-J303TS
Refrigerator
2 documents19 error codes7 service modes
Available documentation
Service Manual
- Kimchi Refrigerator Service Manual46 pg
- Refrigerator Service Manual56 pg
MyPros+ Max
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Error codes (19)
CodeMeaning
COPoor communicationd1Upper compartment defrosting sensor is disconnected or shorted.d2Middle compartment defrosting sensor is disconnected or shorted.dPSingle motor damper failureF1Failure of upper compartment (K1) sensorF1+F2Failure of ambient temperature sensorF1+F2+F3+F4+F5Poor communication between main PCB and display PCBF1+F3Failure of single motor damperF2Failure of middle compartment (K2) sensorF2+F4Poor defrosting at upper compartmentF3Failure of lower compartment (K3) sensorF3+F5Poor defrosting at middle compartmentF4Failure of upper compartment defrosting sensorF5Failure of middle compartment defrosting sensorFSUpper compartment (K1) sensor is disconnected or shorted.H1Poor defrosting at upper compartmentH2Poor defrosting at middle compartmentLSLower compartment (K3) sensor is disconnected or shorted.USMiddle compartment (K2) sensor is disconnected or shorted.Service modes (7)
- FRONT-C Heater Touching Inspection ModePress both LOCK/UNLOCK button and TEMP button simultaneously for 5 seconds or more.
- LCD Graphic and Backlight CheckPress the upper compartment 'Storage' button and the lower compartment 'Storage' button…
- LED CheckPress both upper 'Store' button and middle 'Store' button simultaneously for 1 second or more.
- LED Check FunctionPress both FOOD button and TEMP button at the same time for 1 second or more.
- TEST1 - Cooling TestPress the test switch on the main PCB once.
- TEST2 - Defrost Heater TestPress the test switch on the main PCB once while in TEST1 mode.
- TEST2 - Defrost TestWhile in TEST1 mode, press the test switch on the main PCB once.
Full entry steps, exit procedures, and test sequences are available in Max.
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