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

Starter Relay Circuit Short to Battery (P061512)

DESCRIPTION While the engine is being cranked, positive battery voltage is applied to terminal STA of the ECM. If the ECM detects the starter control (STA) signal while the vehicle is being drive ...

Brake Switch "B" Circuit Short to Battery (P070312)

DESCRIPTION The purpose of this circuit is to prevent the engine from stalling while driving in lock-up when the brakes are suddenly applied. When the brake pedal is depressed, this switch sends a ...

Other materials:

VSC Buzzer Circuit
DESCRIPTION The skid control ECU (master cylinder solenoid) is connected to the combination meter via CAN communication. The combination meter has a built-in VSC warning buzzer: Sounds intermittently to inform the driver if the temperature of hydraulic brake booster has increased exc ...

Lost Communication with Yaw Rate Sensor Module (U0123,U0126,U0129,U0142,U0155)
DESCRIPTION These DTCs are output when a communication malfunction occurs between the sensors and ECUs. DTC No. Detection Item DTC Detection Condition Trouble Area U0123 Lost Communication with Yaw Rate Sensor Module ...

Short to +B in Buzzer (C1ABD,C1ABE)
DESCRIPTION DTC C1ABD is stored when the blind spot monitor sensor RH detects a +B short in rear cross traffic alert buzzer (blind spot monitor buzzer) circuit. DTC C1ABE is stored when the blind spot monitor sensor RH detects a ground short or open in rear cross traffic aler ...