Toyota Tundra. Manual — part 540

Fig. 299: Diagnostic Menu Screen Display - LAN Monitor Screen
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4. Confirm that all diagnostic codes are "No Err". If a code other than "No Err" is displayed,

troubleshoot again.

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code.

Fig. 300: Diagnostic Menu Screen Display - No Err
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Communication function

COMMUNICATION FUNCTION

DTC Code

Detection Item

Trouble Area

01-21

ROM Error

Navigation receiver

01-22

RAM Error

Navigation receiver

01-D5

Absence of Registration Unit



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

code

01-D6

No Master



Navigation receiver power
source circuit



Power source circuit of the
component which has stored
this code



AVC-LAN circuit between
the navigation receiver and
the component which has
stored this code



Component which has
stored this code



Navigation receiver

01-D7

Connection Check Error



Navigation receiver power
source circuit



Power source circuit of the
component which has stored
this code



AVC-LAN circuit between
the navigation receiver and
the component which has
stored this code



Component which has
stored this code



Navigation receiver

01-D8

No Response for Connection
Check



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-
code

01-D9

Last Mode Error



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-
code

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

01-DA

No Response Against ON / OFF
Command



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-
code

01-DB

Mode Status Error



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-
code

01-DC

Transmission Error

If same sub-code is recorded in
other components, check harness
for power supply and
communication system of all
components shown by code

01-DD

Master Reset



Navigation receiver power
source circuit



AVC-LAN circuit between
navigation receiver and
component which has stored
this code



Navigation receiver



Component which has
stored this code

01-DE

Slave Reset



Power source circuit of
component shown by sub-
code



AVC-LAN circuit between
navigation receiver and
component shown by sub-
code



Component shown by sub-
code



Navigation receiver power
source circuit

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Switch function

SWITCH FUNCTION

Display function

DISPLAY FUNCTION

01-DF

Master Error



AVC-LAN circuit between
navigation receiver and
component which has stored
this code



AVC-LAN circuit between
navigation receiver and
stereo component amplifier



Navigation receiver



Component which has
stored this code

01-E0

Registration Complete Indication
Error

-

01-E1

Voice Processing Device ON
Error



Navigation receiver power
source circuit



AVC-LAN circuit between
navigation receiver and
component which has stored
this code



Navigation receiver



Component which has
stored this code

01-E2

ON / OFF Indication Parameter
Error

Navigation receiver

01-E3

Registration Demand
Transmission

-

01-E4

Multiple Frame Incomplete

-

DTC Code

Detection Item

Trouble Area

21-10

Panel Switch Error

Navigation receiver

21-11

Touch Switch Error

Navigation receiver

23-10

Panel Switch Error

Navigation receiver

23-11

Touch Switch Error

Navigation receiver

24-10

Panel Switch Error

Navigation receiver

24-11

Touch Switch Error

Navigation receiver

25-10

Panel Switch Error

Navigation receiver

25-11

Touch Switch Error

Navigation receiver

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra