DESCRIPTION If a malfunction is detected in the power supply circuit, the skid control ECU (brake actuator assembly) stores this DTC and the fail-safe function prohibits ABS operation. This DTC is stored when the +BS terminal voltage deviates due to a malfunction in a power supply or charging system circuit such as the battery or alternator circuit, etc.
WIRING DIAGRAM Refer to DTC C1241. Click here CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Check the battery voltage. Standard Voltage:
(b) Disconnect the A57 skid control ECU (brake actuator assembly) connector. (c) Check both the connector case and the terminals for deformation and corrosion. OK: No deformation or corrosion. (d) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(a) Turn the ignition switch off. (b) Reconnect the A57 skid control ECU (brake actuator assembly) connector. (c) Clear the DTCs. Click here (d) Turn the ignition switch off. (e) Start the engine. (f) Perform a road test. (g) Check if the same DTC is output. Click here
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Toyota Tundra Service Manual > Airbag System: Short in Side Squib (LH) Circuit (B1825-B1828)
DESCRIPTION The front side squib LH circuit consists of the airbag sensor assembly and front seat airbag assembly LH. The circuit instructs the SRS to deploy when deployment conditions are met. These DTCs are stored when a malfunction is detected in the front side squib LH circuit. DTC No. Detection ...