DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a short to ground in the outer rear view mirror indicator LH.
WIRING DIAGRAM ![]() CAUTION / NOTICE / HINT NOTICE: When checking for DTCs, make sure that the blind spot monitor system is turned on. PROCEDURE
(a) Clear the DTCs. Click here
(b) Recheck for DTCs and check if the same DTC is output again. Click here OK: No DTCs are output.
(b) Disconnect the N5 outer rear view mirror assembly LH connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(b) Disconnect the IND2 outer rear view mirror sub-assembly LH connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance: w/ Memory
(a) Remove the outer rear view mirror sub-assembly LH. Click here
(b) Inspect the outer rear view mirror indicator LH on the outer rear view mirror sub-assembly LH. Click here
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Toyota Tundra Service Manual > Lighting System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Lighting System DTC No. Detection Item Link B1244 Light Sensor Circuit Malfunction B124B Automatic High Beam System B124C Automatic High Beam Camera B2430 LED Headlight LH Circuit Malfunction B2431 LED Headlight RH Circuit Malfunction U023A Lost Communication With Image ...