Toyota RAV4 manuals

Toyota Sienna Service Manual: No Master/ Connection Check Error

DTC 01-D6 No Master

DTC 01-D7 Connection Check Error

DESCRIPTION

DTC No.

DTC Detection Condition

Trouble Area

01-D6 *1 When either of the following conditions is met:
  •  The component which has stored the code has (had) been disconnected when the ignition switch is in the ACC or ON position.
  •  The master device has (had) been disconnected when this code is stored
  • Radio and navigation assembly power source circuit
  •  Power source circuit of the component which has stored this code
  •  AVC-LAN circuit between the radio and navigation assembly and the component which has stored this code
  •  Component which has stored this code
  •  Radio and navigation assembly
01-D7 *2 When either of the following conditions is met:
  •  The component which has stored the code has (had) been disconnected after the engine starts (started).
  •  The master device has (had) been disconnected when this code is (was) stored

HINT:

NOTICE:

INSPECTION PROCEDURE

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

1 CHECK RADIO AND NAVIGATION ASSEMBLY POWER SOURCE CIRCUIT

Refer to the radio and navigation assembly power source circuit.

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

2 IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

IDENTIFY THE COMPONENT WHICH HAS STORED THIS CODE

  1. Enter the diagnostic mode.
  2.  Press the "LAN Mon" switch to change to "LAN Monitor" mode.
  3.  Identify the component which has stored this code.

Component Table:

Component Table

HINT: "NAVI" is the component which has stored this code in the example shown in the illustration

3 CHECK POWER SOURCE CIRCUIT OF COMPONENT WHICH HAS STORED THIS CODE

  1. Inspect the power source circuit of the component which has stored this code.

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

Component Table:

Component

Proceed to

Television display assembly (Rr-TV) Television display assembly power source circuit
Stereo component amplifier (DSP-AMP) Stereo component amplifier power source circuit

4 CHECK RADIO AND NAVIGATION ASSEMBLY

CHECK RADIO AND NAVIGATION ASSEMBLY

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

Standard resistance

Standard resistance

5 CHECK HARNESS AND CONNECTOR

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

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

OK: There is no open or short circuit.

 CHECK HARNESS AND CONNECTOR

6 REPLACE COMPONENT WHICH HAS STORED THIS CODE

  1. Replace the component which has stored this code with a normal one and check if the same problem occurs again.

OK: Same problem does not occur.

END

Absence of Registration Unit/ No Response for Connection Check/ Last Mode Error/ No Response Against ON / OFF Command/ Mode Status Error/ Slave Reset
DTC 01-D5 Absence of Registration Unit DTC 01-D8 No Response for Connection Check DTC 01-D9 Last Mode Error DTC 01-DA No Response Against ON / OFF Command DTC 01-DB Mode Status Error DTC 01-DE Sl ...

Transmission Error
DTC 01-DC Transmission Error DESCRIPTION DTC No. DTC Detection Condition Trouble Area 01-DC *1 Transmission to component shown by sub-code failed. (Detec ...

Other materials:

Reassembly
1. INSTALL REAR SEAT STAY SUB-ASSEMBLY  Install the seat stay sub-assembly with the nut. Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) 2. INSTALL NO. 2 SEAT CUSHION SPRING ASSEMBLY RH 3. INSTALL LOCUS CABLE RH  Install the locus cable RH with the nut. Torque: 5.5 N*m (56 kgf*cm, ...

DTC check / clear
1. CHECK DTC  Connect the intelligent tester to the Controller Area Network Vehicle Interface Module (CAN VIM). Then connect the CAN VIM to the DLC3.  Turn the ignition switch on.  Turn the tester ON.  Enter the following menu items: DIAGNOSIS / OBD/ MOBD / IM ...

Dtc check / clear
1. DTC CHECK/CLEAR (WHEN USING INTELLIGENT TESTER): (a) DTC check (1) Connect the intelligent tester to the DLC3. (2) Turn the ignition switch to the ON position. (3) Read the DTCs following the prompts on the tester screen. (b) DTC clear (1) Connect the intelligent tester to the DLC3 ...

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