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EXL-266 < DTC/CIRCUIT DIAGNOSIS > [HALOGEN HEADLAMP] B20D4 TAIL LAMP LH POWER SUPPLY CIRCUIT B20D4 TAIL LAMP LH POWER SUPPLY CIRCUIT DTC Description INFOID:0000000010469956 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 LH 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 LH (body side), tail lamp LH (back door side), license plate lamp LH or license plate lamp RH power supply circuit, and damage accumu- and replace IPDM E/R after the malfunctioning part is repaired. Refer to . 2. PERFORM DTC CONFIRMATION PROCEDURE DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B20D4 TAIL LAMP LH PWR SPLY CIRC [CIRC When the parking lamp, license plate lamp, and tail lamp Monitor item Monitor status T LAMP LH CIRC MALFUNCTN 0 1 |