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EXL-270 < DTC/CIRCUIT DIAGNOSIS > [HALOGEN HEADLAMP] B20D5 TAIL LAMP RH POWER SUPPLY CIRCUIT B20D5 TAIL LAMP RH POWER SUPPLY CIRCUIT DTC Description INFOID:0000000010469960 DTC DETECTION LOGIC POSSIBLE CAUSE • Harness or connector FAIL-SAFE Shuts off the power supply to the following power supply circuits until the parking lamp, license plate lamp, and DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING With CONSULT 1. Turn ignition switch ON. 2. Select “T LAMP RH CIRC MALFUNCTN” in “Data Monitor” mode of “IPDM E/R” using CONSULT. 3. Check the monitor status. What is the monitor status? “0” >> GO TO 2. “1” >> A short circuit is detected multiple times in the tail lamp RH (body side) or tail lamp RH (back door side) power supply circuit, and damage accumulates at the smart FET inside the IPDM E/R. For EXL-271, "Diagnosis Procedure" and replace IPDM E/R after the malfunc- tioning part is repaired. Refer to PCS-67, "Removal and Installation" 2. PERFORM DTC CONFIRMATION PROCEDURE With CONSULT 1. Turn ignition switch OFF. 2. Turn ignition switch ON. 3. Turn lighting switch 1ST. 4. Select “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT. 5. Check DTC. Is DTC detected? YES >> Refer to EXL-271, "Diagnosis Procedure" . DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B20D5 TAIL LAMP RH PWR SPLY CIRC [CIRC When the parking lamp, license plate lamp, and tail lamp Monitor item Monitor status T LAMP RH CIRC MALFUNCTN 0 1 |