2010 Cadillac Truck SRX FWD V6-3.0L Page 443

2010 Cadillac Truck SRX FWD V6-3.0L Page 443

DTC Descriptors

DTC B1288 01

- Video Display Mode Control Signal Short to Battery

DTC B1288 02

- Video Display Mode Control Signal Short to Ground

DTC B1288 04

- Video Display Mode Control Signal Open Circuit

Diagnostic Fault Information

Circuit/System Description

The radio can command the seatback video display mode on vehicles equipped with rear seat entertainment (RSE) video. The radio utilizes discreet

mode control circuits to each display to control the screen display mode via a pulse width modulated signal. If the display screen does not receive a

signal, the display screen will operate in a default full screen mode.

Conditions for Running the DTC

* Ignition ON.

* Battery voltage must be between 9-16 volts.

Conditions for Setting the DTC

The DTC will set when the radio detects a short to voltage, short to ground, or an open/high resistance in the video display mode control circuit 400

ms after the radio activates the remote enable circuit.

Action Taken When the DTC Sets