1986 TOYOTA CAMRY V20 buttons

2. INSPECT INDICATOR LIGHT OPERATION
(a) Connect the positive (+) lead from the battery to
terminal A7 and negative (±) lead to terminal Al 7.
(b) With the blower button pushed in, check that the indi-
cator light is lit. (The indicator light will not go on
when the blower button is in the OFF position.)
(c) With the RECIRC button pushed in, check that the
indicator light is lit.
(d) Next, push the FRESH button in, check that the indi-
cator light is lit and the RECIRC indicator light goes
off.
(e) Press each of the mode buttons in and check that
their indicator lights go on.
If operation is not as specified, replace the heater control.
Heater Control Assembly
(Push Type)
INSPECTION OF HEATER CONTROL ASSEMBLY
1. MEASURE TEMPERATURE CONTROL LEVER
RESISTANCE
Measure the resistance between terminals A1 and A9 for each
lever position.
3. INSPECT BLOWER SWITCH CONTINUITY
Inspect the blower switch continuity between terminals.If each resistance value is not as shown in the table
above, replace the heater control assembly.
If continuity is not as specified, replace the heater control.
Resistance (k
) Lever position
Switch
position
Max. Warm
Max Coo!
A17 Terminal Middle
OFF
. B6
± BODY ELECTRICAL SYSTEMHeaterBE±49

1. SETTING SYSTEM
The system is in operation once the customer has pushed the required buttons and entered the custom-
erselected 3±digit ID number.
(Refer to the 0/M section, ºSetting the anti±theft systemº')
HINT:
wWhen the audio system is shipped the ID number has not been input, so the anti±theft system is
not in operation.
wIf the ID number has not been input, the audio system remains the same as a normal audio system.
2. ANTI±THEFT SYSTEM OPERATION
If the normal electrical power source (connector or battery terminal) is cut off, the audio system becomes
inoperable, even if the power supply resumes.
3. CANCELLING SYSTEM
The ID number chosen by the customer is input to cancel the anti±theft system.
(Refer to the 0/M section, ºif the system is activatedº)
HINT: To change or cancel the ID number, please refer to the 0/M section, ºCancelling the systemº.
AUDIO SYSTEM
System Description
Anti±Theft System (USA only)
The anti±theft system is only provided for audio systems
equipped with an Acoustic Flavor function.
HINT: The words º'ANTI±THEFT SYSTEMº are displayed
on the cassette tape slot cover.
For operation instructions for the anti±theft system,
please consult the audio system section in the Owner's
Manual (hereafter called O/M).
Tape player okay but no sound from AM and FM or either one.No power to radio or tape player, or power but no sound.
Sound quality bad when tape player played.
DEFECTIVE AUTO±SEARCH
MECHANISMSound quality bad when radio played. DEAD RADIO AND TAPE PLAYER
No sound from one speaker.
BAD SOUND QUALITY FAINT RECEPTIONProblem
*(a)
No.
Troubleshooting
HINT: For audio systems with anti±theft system, troubleshoot-
ing items marked (*) indicate that ºTroubleshooting for ANTI±
THEFT SYSTEMº should be carried out first.
± BODY ELECTRICAL SYSTEMAudio SystemBE±93

HINT:
wRefer to 0/M for operation details of ANTI±THEFT SYSTEM.
wWhen the ID number has been cancelled, reset the same number after completing the operation, or in-
form the customer that it has been cancelled.ANTI±THEFT SYSTEM
operating condition.
(ID number input error 5
times) Take to designated
radio service station. While holding the 1, 4 and6
buttons in. Push and hold the
ºPVIIR VOLº knob. Check
display.
ANTI±THEFT SYSTEM
operating condition.
(ID number input error 4
times or less)
ANTI±THEFT SYSTEM not cancelled. ID number input 5 times or more?
Troubleshooting for ANTI±THEFT SYSTEM
Turn ignition key from LOCK position to ACC position.
ANTI±THEFT SYSTEM cancelled.
Check audio system again.
(Liquid Crystal Display (LCD) for Audio System)Cancel ID number, refer to each malfunction item.Cancel ID number, refer to each malfunction
item. Normal operation when radio
switch turned ON?
Take to designated radio service station.Refer to each malfunction
item.
ºSECº display disappears
after 1 second.ID number not input.
(Display D)
ID number not
input, or else
input error. After 2 seconds
Display C ± A Input ID number, check display.Forgot to press switch. Radio switch turned 4N. Display A showing?
Display B showing? ID nubmer is set.
Display A or BDisplay
EDisplay
B
Display DYe s
Ye sYe s Ye s
Ye s
± BODY ELECTRICAL SYSTEMAudio SystemBE±94