Chrysler 300M Service Manual page 232

LH
AUDIO SYSTEM (Continued)
CONDITION
NO SATELLITE RADIO
AUDIO (PERFORM ALL
DIAGNOSIS OUTDOORS)
NO RADIO DISPLAY
CLOCK WILL NOT KEEP
SET TIME
POOR RADIO RECEPTION
NO/POOR TAPE
OPERATION
POSSIBLE CAUSES
1. Subscription service has
expired (with subscription
expired, one channel is still
available)
2. Items on roof blocking
satellite antenna.
3. Frayed, broken or faulty
antenna cable.
1. Fuse faulty.
2. Radio connector faulty.
3. Wiring faulty.
4. Radio ground faulty.
5. Radio faulty.
1. Fuse faulty.
2. Radio connector faulty.
3. Wiring faulty.
4. Radio ground faulty.
5. Radio faulty.
1. Antenna faulty.
2. Radio ground faulty.
3. Radio noise suppression
faulty.
4. Radio faulty.
1. Faulty tape.
2. Foreign objects behind
tape door.
3. Dirty cassette tape head.
4. Faulty tape deck.
CORRECTION
1. Contact satellite radio provider.
2. Remove or reposition items to allow clear
space around antenna.
3. Replace satellite antenna cable.
1. Check radio fuse and Ignition-Off Draw (IOD)
fuse in Junction Block (JB). Replace fuses, if
required.
2. Check for loose or corroded radio connector.
Repair, if required.
3. Check for battery voltage at radio connector.
Repair wiring, if required.
4. Check for continuity between radio chassis and
a known good ground. There should be
continuity. Repair ground, if required.
5. Refer to appropriate Diagnostic Service
Manual.
1. Check Ignition-Off Draw (IOD) fuse in the
Junction Block (JB). Replace fuse, if required.
2. Check for loose or corroded radio connector.
Repair, if required.
3. Check for battery voltage at radio connector.
Repair wiring, if required.
4. Check for continuity between radio chassis and
a known good ground. There should be
continuity. Repair ground, if required.
5. Refer to appropriate Diagnostic Service
Manual.
1. (Refer to 8 - ELECTRICAL/AUDIO/ANTENNA
BODY & CABLE - DIAGNOSIS AND TESTING).
2. Check for continuity between radio chassis and
a known good ground. There should be
continuity. Repair ground, if required.
3. Repair or replace ground strap as necessary.
4. Refer to appropriate Diagnostic Service
Manual.
1. Insert known good tape and test operation.
2. Remove foreign objects and test operation.
3. Clean head with Mopar Cassette Head
Cleaner.
4. Exchange or replace radio, if required.
AUDIO/VIDEO 8A - 3