DESCRIPTION DTC C1ABE is stored when the blind spot monitor sensor LH detects a short to ground or open in the RCTA buzzer (blind spot monitor buzzer) circuit.
WIRING DIAGRAM ![]() CAUTION / NOTICE / HINT NOTICE:
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.
(a) Disconnect the P19 RCTA buzzer (blind spot monitor buzzer) connector. (b) Disconnect the S5 blind spot monitor sensor LH connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(d) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(a) Remove the RCTA buzzer (blind spot monitor buzzer) with a new or known good one. for Double Cab: Click here for Crew Max: Click here (b) Clear the DTCs. Click here (c) Recheck for DTCs and check if the same DTC is output again. Click here OK: No DTCs are output.
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Toyota Tundra Service Manual > Forward Recognition Camera System: FCM Destination Information Unmatched (C1AA1)
DESCRIPTION When the forward recognition camera is replaced with a new one, the new forward recognition camera attempts to store country specification information received from the main body ECU (multiplex network body ECU) and ECM. If the country specification information stored in the forward reco ...