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WT-24 < COMPONENT DIAGNOSIS > C1720, C1721, C1722, C1723 TRANSMITTER (CODE) C1720, C1721, C1722, C1723 TRANSMITTER (CODE) Description INFOID:0000000000957882 A sensor-transmitter integrated with a valve is installed on a wheel, and detected air pressure signal in the DTC Logic INFOID:0000000000957883 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. VEHICLE DRIVING With CONSULT-III 1. Driving at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for 2. Check all tire pressure with CONSULT-III “DATA MONITOR” within 5 minutes. Does “DATA MONITOR” displayed the standardized value without turning tire pressure warning lamp ON? YES >> INSPECTION END NO >> GO TO diagnosis procedure. Refer to . Diagnosis Procedure INFOID:0000000000957884 1. CHECK ID REGISTRATION With CONSULT-III 1. Perform the ID registration of all transmitters. Refer to WT-5, "ID REGISTRATION PROCEDURE : Special 2. Drive at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for Can ID registration of all transmitters be completed? YES >> GO TO 6. NO >> GO TO 2. 2. CHECK ALL TIRE PRESSURE SIGNAL With CONSULT-III 1. Start engine. 2. Select “DATA MONITOR” mode for “AIR PRESSUR MONITOR” with CONSULT-III. 3. Read out the value of “AIR PRESS FL”, “AIR PRESS FR”, “AIR PRESS RR” and “AIR PRESS RL”. DTC number Trouble diagnosis name DTC detecting condition Possible case C1720 [CODE ERR] FL function code data from front-left transmitter is malfunction. • Tire pressure receiver mal- function • Transmitter malfunction C1721 [CODE ERR] FR function code data from front-right transmitter is malfunction. C1722 [CODE ERR] RR function code data from rear-right transmitter is malfunction. C1723 [CODE ERR] RL function code data from rear-left transmitter is malfunction. Monitored item Condition Display value AIR PRESS FL Start engine and drive at 40 km/h (25 MPH) or more for Approximately equal to the indication on vehicle AIR PRESS FR AIR PRESS RR AIR PRESS RL |