GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 DeVille 🢒 Accessories 🢒 Navigation Systems 🢒 DTC B2465

Circuit Description

The circuitry is internal to the navigation radio.

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC B2465 Navigation Compact Disk Player - Data Error

Conditions for Running the DTC
    • The navigation radio detects a power mode transition to awake with a proper map DVD installed or when a CD is inserted.
    • DTC B2465 does not set if DTC B1328 or B1327 is current.

Conditions for Setting the DTC

The navigation radio has determined that the incorrect CD has been inserted.

Action Taken When the DTC Sets
    • No map appears on the display.
    • PLEASE INSERT MAP DVD message appears on the display.
    • The navigation buttons do not function.
    • This failure has no effect outside the navigation system.

Conditions for Clearing the DTC

A current DTC clears when the navigation radio detects a navigation DVD.

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. Determines if the malfunction is present.

    2.

  2. Determines if the malfunction was due to no map DVD in the navigation radio DVD player.

Step

Action

Yes

No

1

Did you perform Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

2

Important: The CD installed must be a map DVD as defined for this system.

  1. Use the scan tool in order to clear the DTC.
  2. Turn the ignition ON with the engine OFF.
  3. Install a correct map DVD into the navigation radio.

Does the DTC reset?

Go to Step 3

Go to Step 4

3

Replace the navigation radio. Refer to Control Module References .

Did you complete the repair?

Go to Step 4

--

4
  1. Use the scan tool in order to clear the DTC.
  2. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text.

Does the DTC reset?

Go to Step 2

System OK