• Code: UC-20
• Description: IPD/DOCC-ASIC (DOCC function) trouble
• Causes: SCU PWB trouble. (IPD/DOCC-ASIC trouble.)
• Remedy: Replace the SCU PWB.

• Code: UC-30
• Description: IPD/DOCC-ASIC (DOCC function) trouble [DSPF detection]
• Causes: DSPF PWB trouble (IPD/DOCC-ASIC trouble).
• Remedy: Replace the DSPF PWB.

• Code: UE-10
• Description: LCT1 suction fan motor trouble
• Causes: Motor lock Motor RPM abnormality Overcurrent to the motor Harness and connector connection trouble A3 2-stage LCT control PWB trouble
• Remedy: Use SCheck the harness and the connector from the warm air heater (thermistor) to the A3 2-stage LCT control PWB.IM04-03 to check the operation of the suction fan motor. Check connection of the harness and the connector. Replace the A3 2-stage LCT control PWB.

• Code: UE-11
• Description: LCT1 exhaust fan motor trouble
• Causes: Motor lock Motor RPM abnormality Overcurrent to the motor Harness and connector connection trouble A3 2-stage LCT control PWB trouble
• Remedy: Use SIM04-03 to check the operation of the exhaust fan motor. Check connection of the harness and the connector. Replace the A3 2-stage LCT control PWB.

• Code: UE-12
• Description: LCT1 warm air heater thermistor open
• Causes: Warm air heater (thermistor) trouble A3 2-stage LCT control PWB trouble Warm air heater harness and connector connection trouble
• Remedy: Check the harness and the connector from the warm air heater (thermistor) to the A3 2-stage LCT control PWB.

• Code: UE-13
• Description: LCT1 warm air heater thermistor low temperature trouble
• Causes: Warm air heater (thermistor) trouble Warm air heater trouble Warm air heater harness and connector connection trouble A3 2-stage LCT control PWB trouble Thermostat trouble. AC power trouble Insertion detection switch 2 trouble Heater relay PWB trouble
• Remedy: Check the warm air heater (thermistor) and its harness. Check the thermistor input circuit section of the A3 2- stage LCT control PWB. Check for disconnection of the warm air heater and the thermostat. Check the insertion detection switch 2. Check the heater relay PWB. Check the heater control circuit of the AC PWB and that of the A3 2-stage LCT control PWB.

• Code: UE-14
• Description: LCT1 warm air heater thermistor high temperature trouble
• Causes: Warm air heater (thermistor) trouble A3 2-stage LCT control PWB trouble Warm air heater harness and connector connection trouble Heater relay PWB trouble
• Remedy: Check the warm air heater (thermistor) and its harness. Check the thermistor input circuit section of the A3 2- stage LCT control PWB. Check the heater relay PWB. Check the heater control circuit of the A3 2-stage LCT control PWB.

• Code: UE-15
• Description: LCT1 warm air outlet port thermistor open
• Causes: Thermistor trouble. A3 2-stage LCT control PWB trouble Connector connection trouble
• Remedy: Check connection of the harness and the connector from the thermistor to the A3 2-stage LCT control PWB.