A Symptoms

IMPORTANT: The following steps must be completed before using the symptom tables.

1. Perform the Diagnostic System Check - Radio, Stereo, and Compact Disc the Symptom Tables in order to verify that all the following are true:
^ There are no DTCs set.
^ The control module(s) can communicate via the serial data link. Diagnostic System Check
2. Review the system operations in the following list in order to familiarize yourself with the system functions:
^ Radio/Audio System Description and Operation (Class 2 Radio)
^ Video Entertainment System Description and Operation

Visual/Physical Inspection
^ Inspect for aftermarket devices which could affect the operation of the Radio/Audio System. Refer to Checking Aftermarket Accessories in Diagnostic Aids.
^ Inspect for easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in Diagnostic Aids.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
^ Radio Poor Reception
^ Audio Too Loud at Low Settings
^ Radio Displays LOC, LOCKED, or CODE
^ Radio Displays CLN or CLEAN
^ Radio Displays CAL or CAL ERR
^ Radio Display Inoperative, No Sound from Speakers
^ Tape Player Weak, Slow, or Garbled Output
^ Reduced Volume - One or More Speakers
^ Speakers Inoperative - One or More (W/O Y91) or Speakers Inoperative - One or More (W/Y91)
^ Video Entertainment System Troubleshooting Hints
^ Video Entertainment System Inoperative
^ Video Cassette Player (VCP) Inoperative
^ Rear Speakers Do Not Mute with Video Entertainment System On
^ Video Audio Inoperative
^ Video Entertainment System Wireless Headphone Inoperative
^ Video Entertainment System Reduced Volume - One or More Speakers
^ Radio Audio Inoperative at RSA Control
^ Video Display is Poor or Blank but Backlighting is On (Rear Display) or Video Display is Poor or Blank but Backlighting is On (Both Displays)
^ Video Entertainment System Remote Control Inoperative
^ Video Cassette Player (VCP) Controls Inoperative or Erratic
^ Auxiliary Video Audio Reduced or Inoperative
^ Auxiliary Video Display is Poor or Blank (Front Display) or Auxiliary Video Display is Poor or Blank (Rear Display) or Auxiliary Video Display is Poor or Blank (Both Displays)

"For a description of the RPO Code(s) shown in this article or any of the images therein, refer to the RPO Code List found at Vehicle/Application ID". RPO Codes