On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. CHECK STOP LIGHT CONTROL RELAY (a) Remove the stop light control relays (BRK NO. 1) from the engine room relay block.
(c) Install the stop light control relays (BRK NO. 1). |
Toyota Tundra Service Manual > Trailer Brake Control System: Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA/INFORMATION (a) When a DTC is stored, the trailer brake control ECU (brake control with bracket relay) stores the current vehicle state as Freeze Frame Data. HINT: Freeze Frame Data at the time a DTC is stored: When the trailer brake control ECU (brake control wit ...