DTC B1024 DTC set in TV Module
Diagnostic Instructions
| • | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
| • | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
| • | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
DTC Descriptor
DTC B1024: Circuit Board Temperature Sensor above maximum thresholdCircuit/System Description
An internal temperature sensor monitors the TV antenna module circuit board temperature.
Conditions for Running the DTC
| • | TV ON. |
| • | Battery voltage must be between 9-16 volts. |
Conditions for Setting the DTC
The TV antenna module senses an over-heat condition higher than 95°C (203°F) of the internal circuitry.
Action Taken When the DTC Sets
The TV system is deactivated when the DTC is present.
Conditions for Clearing the DTC
| • | The condition responsible for setting the DTC no longer exists. |
| • | The DTC clears after the TV function has been cycled between OFF and ON. |
Diagnostic Aids
Extended use, especially in warm weather conditions may cause this DTC to set. Under these conditions it may be normal for this DTC to set to prevent permanent damage to the TV antenna module internal circuitry.
Reference Information
Schematic Reference
Radio/Navigation System Schematics
Connector End View Reference
Entertainment/Communication Connector End Views
Description and Operation
Navigation System Description and Operation
Electrical Information Reference
Circuit/System Verification
Note: Allow the entertainment system to cool if the ambient temperature inside the vehicle is in excess before proceeding with this diagnostic procedure.
- Ignition ON, with a scan tool clear all DTCs.
- Radio ON, operate the system within the Condition for Running the DTC.
| ⇒ | If the DTC resets, replace the TV antenna module. |
Repair Instructions
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
