Toyota Camry (XV70): Vehicle Control History
Toyota Camry Repair Manual XV70 (2018-2024) / Drivetrain / Ua80e (automatic Transmission / Transaxle) / Automatic Transaxle System / Vehicle Control History
VEHICLE CONTROL HISTORY
VEHICLE CONTROL HISTORY
HINT:
A part of the control history can be confirmed using the vehicle control history.
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System Voltage Circuit Short to Ground or Open (P056014)
DESCRIPTION The battery supplies electricity to the ECM even when the engine switch is off. This power allows the ECM to store data such as DTC history and freeze frame data. If the battery voltage fa
Vehicle Speed Sensor "A" No Signal (P050031)
DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU. The skid control ECU converts these wheel speed signals into a pulse signal and outputs
Starter Relay Circuit Short to Battery (P061512)
DESCRIPTION While the engine is being cranked, battery voltage is applied to terminal STA of the ECM.
If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determ
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Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)
(a) Disconnect the
Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
DESCRIPTION This DTC is stored when items controlled by the certification ECU (smart key ECU assembly) cannot be customized via the audio and visual system vehicle customization screen.
HINT: The certification ECU (smart key ECU assembly) controls the smart key system related items that are custom
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