1995 TOYOTA SUPRA Service Repair Manual

lights window mirror controls traction control battery capacity oil filter

Page 681 of 2543

TOYOTA SUPRA 1995 Service Repair Manual TROUBLESHOOTING
The table below will be useful for you in troubleshooting these electrical problems. The most likely causes
of the malfunction are shown in the order of their probability. Inspect each

TROUBLESHOOTING
The table below will be useful for you in troubleshooting these electrical problems. The most likely causes
of the malfunction are shown in the order of their probability. Inspect each part in the order shown, and
replace the part when it is found to be faulty.

Trouble

Parts name (See page)

Mirror does not operate

1. RAD No.2 Fuse (BE±6)
2. Mirror Switch (BE±79)
3. Mirror Motor (BE±80)
4. Wire Harness

Mirror operates abnormally

1. Mirror Switch (BE±79)
2. Mirror Motor (BE±80)
3. Wire Harness
MIRROR SWITCH INSPECTION
INSPECT SWITCH CONTINUITY
Left Side

Switch position

Tester connection to
terminal number
Specified condition
OFF ± No continuity

UP

2±5
6±8
Continuity

DOWN

2±6
5±8
Continuity

LEFT

1±8
2±5
Continuity

RIGHT

1±2
5±8
Continuity
Right Side
Switch position

Tester connection to
terminal number
Specified condition
OFF ± No continuity
UP

2±5
3±8
Continuity

DOWN

2±3
5±8
Continuity

LEFT

2±5
7±8
Continuity

RIGHT

2±7
5±8
Continuity
If continuity is not as specified, replace the switch.
± BODY ELECTRICAL SYSTEMPOWER MIRROR CONTROL SYSTEMBE±79

Page 682 of 2543

TOYOTA SUPRA 1995 Service Repair Manual MIRROR MOTOR INSPECTION
INSPECT MOTOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal 3
and negative (±) lead to terminal 4, check that the mirror turns
upward.
(b) Reverse

Page 683 of 2543

TOYOTA SUPRA 1995 Service Repair Manual Frequency 30 kHz 300kHz 3 MHz 30 MHz300 MHz
Designation
Modulation method
Radio wave
LF
AMFM
VHF
Amplitude modulation
HFMF
Frequency modulation
AUDIO SYSTEM
SYSTEM DESCRIPTION
1. RADIO WAVE BAND
The r

Page 684 of 2543

TOYOTA SUPRA 1995 Service Repair Manual 3. RECEPTION PROBLEMS
Besides the problem of static, there are also the problems
called ºfadingº, ºmultipathº and ºfade outº. These problems
are caused not by electrical noise but by the nature

Page 685 of 2543

TOYOTA SUPRA 1995 Service Repair Manual 4. COMPACT DISC PLAYER
Compact Disc (hereafter called ºCDº) Players use a laser
beam pick±up to read the digital signals recorded on the CD
and reproduce analog signals of the music, etc. There ar

Page 686 of 2543

TOYOTA SUPRA 1995 Service Repair Manual ANTI±THEFT SYSTEM
HINT: The words ºANTI±THEFT SYSTEMº are displayed on
the cassette tape slot cover.
For operation instructions for the anti±theft system, please
consult the audio system section

Page 687 of 2543

TOYOTA SUPRA 1995 Service Repair Manual PARTS LOCATION
± BODY ELECTRICAL SYSTEMAUDIO SYSTEMBE±85

Page 688 of 2543

TOYOTA SUPRA 1995 Service Repair Manual 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 fro

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 replacement part (spare part).
HINT: This inspection procedure is a simple troubleshooting which should be carried out on the vehicle
during system operation and is based on the assumption that the cause of trouble lies with the system com-
ponents (except for the wires and connectors, etc.).
Always inspect the trouble taking the following items into consideration.
w Open or short circuit of the wire harness
w Connector or terminal connection fault
w Troubleshooting items marked *indicate that ºTroubleshooting for ANTI±THEFT SYSTEMº should be
carried out first.
Problem No. No power coming in. *1 Power coming in, but radio not operating. 2 Noise present, but AM±FM not operating. 3
Either speaker does not work. 4
Woofer speaker does not work. 5
Radio Either AM or FM does not work. 6
Reception poor (Volume faint). 6
Few preset tuning bands. 6
Sound quality poor. 7
Cannot set station select button. 8
Preset memory disappears. 8
Cassette tape cannot be inserted. 9
Cassette tape inserts, but no power.*10 Power coming in, but tape player not operating. 11 Either speaker does not work. 12 Tape player Woofer speaker does not work. 13 y Sound quality poor (Volume faint). 14 Tape jammed, malfunction with tape speed or auto±reverse. 15 APS, SKIP, RPT buttons not operating. 16
Cassette tape will not eject. *17
CD cannot be inserted. 18
CD inserts, but no power. 19
Power coming in, but CD player not operating. 20
CDplayer Sound jumps. 21
CD player Sound quality poor (Volume faint). 22
Either speaker does not work. 23
Woofer speaker does not work. 24
CD will not eject. 25
No power coming in.26
Amplifier
Power coming in, but woofer amplifier (Power amplifier) not operating. 27 Amplifier Either speaker does not work. 28 Woofer speaker does not work. 29
BE±86± BODY ELECTRICAL SYSTEMAUDIO SYSTEM

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