CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Check if the vehicle is in an environment where reception is difficult due to something blocking the area above the vehicle. Text in Illustration
HINT: If the area above the vehicle is blocked, such as when in a building or tunnel, reception may not be possible. OK: Area above vehicle is not blocked.
(a) Check if CH001 (free broadcast) can be received. OK: CH001 can be received.
(a) Check the display screen. Result
(a) Check if the pay-type contract has been extended, or if the contract period has ended. OK: Pay-type contract is valid.
(a) Perform activation refresh by referring to the satellite radio company web site (https://care.siriusxm.com/retailrefresh_view.action). HINT: The XM radio ID that is necessary to perform activation refresh is displayed when CH000 is selected on the satellite radio. OK: Malfunction disappears.
(a) Check the display screen. Result
(a) Replace the satellite radio antenna assembly with a known good one (See page ). (b) Check if radio broadcasts can be received normally. OK: Radio broadcasts can be received normally.
(a) Replace the stereo component tuner assembly with a known good one. for Column Shift Type: See page for Floor Shift Type: See page (b) Check if radio broadcasts can be received normally. OK: Radio broadcasts can be received normally.
(a) Confirm if CH000 is currently selected. OK: CH000 is selected.
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Toyota Tundra Service Manual > Occupant Classification System: Rear Occupant Classification Sensor RH Circuit Malfunction (B1783)
DESCRIPTION The rear occupant detection sensor RH circuit consists of the occupant classification ECU and the rear occupant detection sensor RH. DTC B1783 is set when a malfunction is detected in the rear occupant detection sensor RH circuit. DTC Code DTC Detection Condition Trouble Area B1783 One o ...