Toyota Tacoma (2015-2018) Service Manual: Vehicle Control History

Low Power Supply Voltage Malfunction (C1241)

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 ...

Transfer L4 Position Switch Circuit (C1268)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area C1268 Transfer L4 Position Switch Circuit Ei ...

Other materials:

Rear Occupant Classification Sensor RH Collision Detection (B1788)
DESCRIPTION DTC B1788 is set when the occupant detection ECU receives a collision detection signal, which is sent by the occupant classification sensor rear RH when an accident occurs. DTC B1788 is also set when the front seat with adjuster frame assembly RH is subjected to a strong impact, ...

Short in Front Passenger Side Knee Airbag Squib Circuit (B1865/65-B1868/65)
DESCRIPTION The passenger side knee airbag squib circuit consists of the airbag sensor assembly and lower No. 2 instrument panel airbag assembly. The airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs are stored when a malfunction is de ...

System Description
SYSTEM DESCRIPTION 1. UNLOCK OPERATION CONDITIONS FOR STEERING LOCK (a) When the following condition is met, the unlock operation is performed. The engine switch is on (ACC) or on (IG). HINT: When the engine switch is turned on (ACC) or on (IG) and the key and certification ECU ( ...