Lexus ES300 (1997 year). Manual - part 203
BE061–01
–
BODY ELECTRICAL
AUDIO SYSTEM
BE–147
1531
1997 LEXUS ES300 (RM511U)
TROUBLESHOOTING
NOTICE:
When replacing the internal mechanism (computer part) of the audio system, be careful that no part
of your body or clothing comes in contact with the terminals of the leads from the IC, etc. of the re-
placement part (spare part).
HINT:
This inspection procedure is a simple troubleshooting which should be carried out on the vehicle during sys-
tem operation and was prepared on the assumption of system component troubles (except for the wires and
connectors, etc.).
Always inspect the trouble taking the following items into consideration.
Open or short circuit of the wire harness
Connector or terminal connection fault
For audio systems with anti–theft system, troubleshooting items marked ( * ) indicate that ”Trou-
bleshooting for ANTI–THEFT SYSTEM” should be carried out first.
Problem
No.
Radio
Radio not operating when power switch turned to ’ON’.
1
Display indicates when power switch turned to ’ON’, but no sound (including
’noise’) is produced.
2
Noise present, but AM – FM not operating.
3
Any speaker does not work.
4
Either AM or FM does not work.
5
Few preset turning bands.
5
Reception poor.
6
Sound quality poor.
7
Preset memory disappears.
8
Tape Player
Cassette tape cannot be inserted.
9
Cassette tape inserts, but no power.
10
Power coming in, but tape player not operating.
11
Any speaker does not work.
12
Sound quality poor.
13
Tape jammed, malfunction with tape speed or auto–reverse.
14
Cassette tape will not eject.
15
CD Player
CD cannot be inserted.
16
CD inserted, but no power.
17
Power coming in, but CD player not operating.
18
Sound jumps.
19
Sound quality poor (Volume faint).
20
Any speaker does not work.
21
CD will not be ejected.
22
Noise
Noise occurs
23
Noise produced by vibration or shock while driving.
24
Noise produced when engine starts.
25
The term ”AM” includes LW,MW and SW, and the term ”FW” includes UKW.