Toyota RAV4 manuals

Toyota Sienna Service Manual: Master Reset/ Voice Processing Device ON Error

DTC 01-DD Master Reset

DTC 01-E1 Voice Processing Device ON Error

DESCRIPTION

DESCRIPTION

HINT:
*1: This code may be stored if the engine is started and the ignition switch is turned to START position again.
*2: Even if no fault is present, this trouble code may be stored depending on the battery condition or engine start voltage.

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 connector.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

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

Transmission Error
DTC 01-DC Transmission Error DESCRIPTION   HINT: *1: This code may be stored if the engine is started, idled for 60 seconds and then started again. NOTICE:  Before starting troubl ...

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 ...

Other materials:

High pitched horn
COMPONENTS REMOVAL 1. REMOVE FRONT BUMPER COVER 2. REMOVE HIGH PITCHED HORN  Disconnect the connector.  Remove the bolt and horn. INSPECTION 1. INSPECT HIGH PITCHED HORN  Apply battery voltage and check operation of the horn, as shown in the table. Standard ...

Refrigerant
On-vehicle inspection 1. INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET (a) This method uses a manifold gauge set to locate problem areas. Read the manifold gauge pressure when these conditions are established. Test conditions: Temperature at the air inlet is 30 to 35°C (86 to 95 ...

Trailer Tongue Weight
A recommended tongue weight varies in accordance with the types of trailers or towing as described below. To ensure the recommended values shown below, the trailer must be loaded by referring to the following instructions. Tongue Weight The gross trailer weight should be distribute ...

© 2011-2019 Copyright www.tsienna.net