Mazda 3 manuals

Mazda 3 Service Manual: No.2 Car Navigation System Does Not Operation [Car Navigation System]

Mazda 3 Service Manual / Accessories / Electronics / Navigation / No.2 Car Navigation System Does Not Operation [Car Navigation System]


2

Even if the map screen is touched, the car-navigation system cannot be operated

Possible DTC

POSSIBLE CAUSE

  • Audio unit malfunction (bad LCD panel)

  • Car-navigation unit malfunction


Diagnostic Procedure


Step

Inspection

Action

1

    DETERMINE IF MALFUNCTION CAUSE IS AUDIO UNIT LCD PANEL

  • Turn the ignition switch to the ON position and launch the audio unit diagnostic assist function.

    (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)

  • Select diagnostic assist code 01 display inspection.

  • Is the display normal?

Yes

Go to the next step.

No

Replace the audio unit.

(See AUDIO UNIT REMOVAL/INSTALLATION.)

2

    DETERMINE IF MALFUNCTION CAUSE IS CAR-NAVIGATION UNIT

  • Select diagnostic assist code 16 external device connection information clearing.

  • Turn the ignition switch to the OFF position.

  • Turn the ignition switch to the ON position.

  • Launch the audio unit diagnostic assist function.

    (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)

  • Select diagnostic assist code 15 vehicle NAVI signal verification.

  • Is NAVI (USB) NG displayed?

Yes

Replace the car-navigation unit.

(See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)

No

Replace the audio unit.

(See AUDIO UNIT REMOVAL/INSTALLATION.)


No.1 Car Navigation System Does Not Start Operation [Car Navigation System]
1 Even if the NAVI mode is selected, the car-navigation system screen does not display. Possible DTC — POSSIBLE CAUSE ...

Power Sockets
...

Other materials:

Torque Converter Clutch (TCC) Non Operation [Fw6 A EL]
TROUBLESHOOTING ITEM Torque converter clutch (TCC) non-operation DESCRIPTION TCC does not operate when vehicle reaches TCC operation range. POSSIBLE CAUSE Signal malfunction ...

Audio Unit
NOTE: “iPod” is a registered trademark of Apple Inc. in the United States and other countries. Purpose The audio unit controls the CD, radio, exterior input devices (AUX/USB/iPod) and the display. Function Records the following items which the user has set. ...

Rear Combination Light Removal/Installation
4SD 1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Trunk mat. b. Trunk board. c. Trunk end trim. d. Trunk side trim. 3. Disconnect the connectors shown in the figure and remove the nuts. 4. Pull the rear combination light in the direction of the arrow ...

© 2016-2022 Copyright www.mazda3tech.com