Doesn't the LED supposed to light at first when you turn the key to ON?? 2) Signal transmitting/receiving circuit is abnormal. Error detail Compressor over current (operating locked) cut off. Error detail Compressor over current (terminal relay operation). 2) Signal transmitting/receiving circuit of remote controller is abnormal. If check code other than “P7” appears, replace the original remote controller. The connector may have a removable cover. Code P4 - Check drain, drainage, because there was a trigger of the sensor indicating the highest level in the bath. If you have problems with your Mitsubishi heat pump, don't rush to call for expensive master's help – you can fix your device for free. Mitsubishi u3 error code The U3 code appears when there is a problem with the capacitor, unstable current or faulty varistor. Why Aircon service important during circuit breaker? Visually inspect the related wiring harness and connectors. Be sure to double check the codes. 3) Protection device is working: 3) Check the protection device. However Mitsubishi manufacturer may have a different definition for the U1102 OBD-II Diagnostic Network (U) Trouble Code… Mitsubishi Electric is a world-leading supplier of energy efficient equipment that will cool, heat, ventilate and control buildings. ● Check the drain sensor heater. Follow scan tool manufacturer's operating instructions to access the Diagnostic Trouble Codes (DTC's). The third position is the type of fault: 1 – fuel system or air supply Nothing lit or blinked at any point. If the control system of an air conditioner detects more than one error, the error with the highest priority is displayed first and then all the following errors are displayed. 2. I’m afraid it works only with the previous model (NM-NP) Your model is the 4th generation, you may need a Mitsubishi scanner to check the codes and reset them. If check code other than “P7” appears, replace the original remote controller. At the error diagnosis related to the outdoor unit, check at first the error code of remote controller and the illumination patterns of norma1 and inspection display lamps in the same manner as the case of indoor unit. 11 Mandai Estate Visually inspect the related wiring harness and connectors. Error detail Compressor over current (start-up locked) cut off. However Mitsubishi manufacturer may have a different definition for the P1130 OBD-II Diagnostic Powertrain (P) Trouble Code.So you should chech it … PROBLEM WITH AC UNIT: Two or more protection devices are open – check protection devices for disconnection or contact failure. Check specific manufacturer pages on the site, as some of them, we list the OBD2 codes on those pages for those specific vehicles. Error detail Mis-wiring of indoor/outdoor unit. When possible we give the more commonly known OBD II component name. Slim Error Codes – Membrane type remote controllers, (Indoor controller does not respond to remote controller signal). Use the Mitsubishi heat pump troubleshooting guides below. Use this table as a quick and simple guide and fix your air conditioner on your own. Mitsubishi TV Blink Codes The front panel LEDs provide an indication of the set’s operation, and the possible cause of a malfunction. Code P5 - No draining. 4) Measure the resistance of the outdoor coil thermistor. 2) Measure the resistance of the thermistor ➃ – ➄. If there is a match with other car makes and car models, these will also be shown in the overview. System error: 1) Wrong address-setting: 1) Check the address-setting. You can solve the situation by changing or repairing a remote control or by checking the wires. Enter the car make and car model for which you want to see an overview of engine codes. P8: Abnormality in outdoor unit : 1) Wrong wiring of indoor/outdoor connecting wire: 1) Check the indoor/outdoor connecting wire. PROBLEM WITH AC UNIT: Return air thermistor fault (TH1) – check if TH1 disconnected or open or close circuit. 3. You can find more information by visiting the Mitsubishi Electric support website >. If other check code appears. Accessing Diagnostic Trouble Codes. 1) Wrong wiring of indoor/outdoor connecting wire. Error detail Discharge thermistor short/open. F5. 2) Measure the resistance of the thermistor. In the overview, you will then get a list of the engine codes with the years of construction and engine capacity. Enter the car make and car model for which you want to see an overview of engine codes. My email is: montero.guru [at] gmail [dot] com CAN BUS error: Odometer Self-Diagnostic Inoperative: DTC 00001, 00002, U0011, B2274: U0002: 16: CAN comm bus perf error… I went to check my codes today. 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