Symptom Troubleshooting Index

WARNING: This page is about a different car, the 2008 Acura TL and 2007 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM TROUBLESHOOTING INDEX

Symptom	Diagnostic procedure	Also check for
Poor AM or FM radio reception or interference	Symptom Troubleshooting (see POOR AM OR FM RADIO RECEPTION OR INTERFERENCE )	AM/FM antenna lead and/or sublead short or open in the wire AM/FM antenna open
Power switch will not turn ON (No information display and no sound)	Symptom Troubleshooting (see POWER SWITCH WILL NOT TURN ON (NO INFORMATION DISPLAY AND NO SOUND) )
Radio preset memory is lost	Symptom Troubleshooting (see RADIO PRESET MEMORY IS LOST )	Internal error
Power switch will not turn off radio (information on display)	Symptom Troubleshooting (see POWER SWITCH WILL HOT TURN OFF RADIO (INFORMATION ON DISPLAY) )
Radio stays powered with the ignition switch OFF	Symptom Troubleshooting (see RADIO STAYS POWERED WITH THE IGNITION SWITCH OFF )
Audio unit frequently asks for the anti-theft code	Symptom Troubleshooting (see AUDIO UNIT FREQUENTLY ASKS FOR THE ANTI-THEFT CODE )
No sound is heard from speaker(s) (display is normal)	Symptom Troubleshooting (see NO SOUND IS HEARD FROM SPEAKER(S) (DISPLAY IS NORMAL) )
Audio system sound is weak or distorted (display is normal)	Symptom Troubleshooting (see AUDIO SYSTEM SOUND IS WEAK OR DISTORTED (DISPLAY IS NORMAL) )
Poor or no sound with XM radio (Audio unit does display XM channels)	Speaker check mode (see SPEAKER CHECK MODE ) Symptom Troubleshooting (see POOR OR NO SOUND WITH XM RADIO (AUDIO UNIT DOES DISPLAY XM CHANNELS) )
Poor or no sound with tape/disc	Try a known-good tapes/disc in the audio unit. If the sound quality is normal, the original tape/disk is faulty. If the sound quality is still poor, replace the audio unit.
Stereo amplifier has no sound	Speaker check mode (see SPEAKER CHECK MODE ) Symptom Troubleshooting (see STEREO AMPLIFIER HAS NO SOUND )
Volume is too high or too low when driving at freeway speeds	Symptom Troubleshooting (see VOLUME IS TOO HIGH OR TOO LOW WHEN DRIVING AT FREEWAY SPEEDS )
Volume does not increase with speed	Symptom Troubleshooting (see VOLUME DOES NOT INCREASE WITH SPEED )
Auxiliary input sound is low or cannot be heard	Symptom Troubleshooting (see AUXILIARY INPUT SOUND IS LOW OR CANNOT BE HEARD )
Audio system information does not display on the display panel (without navigation) or the audio-HVAC subdisplay unit (with navigation). The HVAC controls may also be affected	Symptom Troubleshooting (see AUDIO SYSTEM INFORMATION DOES NOT DISPLAY ON THE DISPLAY PANEL (WITHOUT NAVIGATION) OR AUDIO-HVAC SUBDISPLAY UNIT (WITH NAVIGATION). THE HVAC CONTROLS MAY ALSO BE AFFECTED )
Audio remote switch does not work properly	Symptom Troubleshooting (see AUDIO REMOTE SWITCH DOES NOT WORK PROPERLY )

SYMPTOM CHART

Symptom	Diagnostic procedure	Also check for
Audio disc or tape does not load	Symptom Troubleshooting (see AUDIO DISC OR TAPE DOES NOT LOAD )
Audio disc or tape does not play	Symptom Troubleshooting (see AUDIO DISC OR TAPE DOES NOT PLAY )
Audio disc skips	Symptom Troubleshooting (see AUDIO DISC SKIPS )	Tire pressure (over-inflated), disc smudged; dirty, or scratched
Audio disc does not eject	Symptom Troubleshooting (see AUDIO DISC DOES NOT EJECT )
Audio disc changer does not load all six discs	Symptom Troubleshooting (see AUDIO DISC CHANGER DOES NOT LOAD ALL SIX DISCS )
Audio disc changer does not move between discs	Symptom Troubleshooting (see AUDIO DISC CHANGER DOES NOT MOVE BETWEEN DISCS )
Volume does not change	Symptom Troubleshooting (see VOLUME DOES NOT CHANGE )
Radio tuner does not change stations	Symptom Troubleshooting (see RADIO TUNER DOES NOT CHANGE STATIONS )
Audio unit button illumination does not work	Symptom Troubleshooting (see AUDIO UNIT BUTTON ILLUMINATION DOES NOT WORK )
Display does not dim or brighten with dimmer	Symptom Troubleshooting (see DISPLAY DOES NOT DIM OR BRIGHTEN WITH DIMMER )
Error code: XM NO SIGNAL is displayed	Symptom Troubleshooting (see ERROR CODE: XM NO SIGNAL IS DISPLAYED )
Error code: XM ANTENNA is displayed	Symptom Troubleshooting (see ERROR CODE: XM ANTENNA IS DISPLAYED )
XM radio display is blank and no station information is displayed (Canada models, USA models without navigation)	Symptom Troubleshooting (see XM RADIO DISPLAY IS BLANK AND NO STATION INFORMATION IS DISPLAYED (CANADA MODELS, USA MODELS WITHOUT NAVIGATION) )
XM radio display is blank and no station information is displayed (USA models with navigation)	Symptom Troubleshooting (see XM RADIO DISPLAY IS BLANK AND NO STATION INFORMATION IS DISPLAYED (USA MODELS WITH NAVIGATION) )
XM radio preset memory is lost	Symptom Troubleshooting (see XM RADIO PRESET MEMORY IS LOST )	Wrong remote used (driver 2 vs. driver 1)
Booming sound while driving with audio unit on or off	Symptom Troubleshooting (see BOOMING SOUND WHILE DRIVING WITH AUDIO UNIT ON OR OFF )