Toyota RAV4 manuals

Toyota Sienna Service Manual: Master Error

DTC 01-DF Master Error

DESCRIPTION

DTC No.

DTC Detection Condition

Trouble Area

01-DF *1

The device with a display fails and the master is switched to the audio device.

Also when a communication error between sub-master (audio) and master occurs, this code is stored

  • Radio receiver power source circuit
  • AVC-LAN circuit between the radio receiver and the component which has stored this code
  • Radio receiver
  •  Component which has stored this code

HINT: *1: When 210 seconds have elapsed after disconnecting the power supply connector of the master component with the ignition switch in the ACC or ON position, this code is stored.

NOTICE:

INSPECTION PROCEDURE

NOTICE: Be sure to read DESCRIPTION before performing the following procedures.

1 CHECK RADIO RECEIVER POWER SOURCE CIRCUIT

Refer to the radio receiver power source circuit.

If the power source circuit is operating normally, proceed to the next step.

2 INSPECT RADIO RECEIVER

INSPECT RADIO RECEIVER

  1. Disconnect the radio receiver connectors.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

*1: 10 Speaker System

3 IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

  1. Enter the diagnostic mode.

IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

  1. Press the preset switch "3" to change to "Detailed Information Mode".
  2.  Identify the component which has stored this code.

Component Table:

Component Table

HINT:

4 CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - COMPONENT WHICH HAS STORED THIS CODE)

HINT: For details of the connectors, refer to the "TERMINALS OF ECU".

  1.  Referring to the AVC-LAN wiring diagram below, check the AVC-LAN circuit between the radio receiver and the component which has stored this code.
  1.  Disconnect all connectors between the radio receiver and the component which has stored this code.
  2.  Check for an open or short in the AVC-LAN circuit between the radio receiver and the component which has stored this code.

OK: There is no open or short circuit.

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - COMPONENT WHICH HAS STORED THIS CODE)

5 REPLACE RADIO RECEIVER

  1. Replace the radio receiver with a normal one and check if the same problem occurs again.

OK: Same problem does not occur.

END

Master Reset/ Voice Processing Device ON Error
DTC 01-DD Master Reset DTC 01-E1 Voice Processing Device ON Error DESCRIPTION HINT: *1: This code may be stored if the engine is started and the ignition switch is turned to START position ...

Registration Complete Indication Error/ Registration Demand Transmission/ Multiple Frame Incomplete
DTC 01-E0 Registration Complete Indication Error DTC 01-E3 Registration Demand Transmission DTC 01-E4 Multiple Frame Incomplete DESCRIPTION DTC No. DTC Detection Condition ...

Other materials:

Vehicle Speed Signal Error (Test Mode DTC)
DTC C2191/91 Vehicle Speed Signal Error (Test Mode DTC) DESCRIPTION The tire pressure warning ECU receives a speed signal from the combination meter. This DTC is stored upon entering test mode, and cleared when a vehicle speed signal of 12 mph (20 km/h) is detected for 3 seconds or more. Thi ...

Idle Control System Malfunction
DESCRIPTION The idling speed is controlled by the ETCS (Electronic Throttle Control System). The ETCS is comprised of: 1) the one valve type throttle body; 2) the throttle actuator, which operates the throttle valve; 3) the Throttle Position (TP) sensor, which detects the opening angle of ...

Installation
1. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH (a) Coat the spline of the inboard joint shaft assembly with ATF. (b) Align the shaft splines and install the drive shaft assembly with a brass bar and hammer. NOTICE: Set the snap ring with the opening side facing down. Be careful not to d ...

В© 2011-2021 Copyright www.tsienna.net