DESCRIPTION The ECM receives signals from the skid control ECU (brake actuator assembly) via CAN communication.
CAUTION / NOTICE / HINT HINT: Refer to troubleshooting in CAN Communication System. Click here
PROCEDURE
(a) Clear the DTCs. Click here (b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs. Click here
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Toyota Tundra Service Manual > Occupant Classification System: Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION The passenger side buckle switch circuit consists of the occupant classification ECU and the front seat inner belt RH. DTC B1771 is recorded when a malfunction is detected in the passenger side buckle switch circuit. Troubleshoot DTC B1771 first when DTCs B1771 and B1795 are output simul ...