Page 1042 of 1202

BE0044
Ignition
Switch
BatteryWarning Light
BE0146
BE1217
Ignition
Switch
BatteryWarning Light
BE1601
ON OFF
- BODY ELECTRICALCOMBINATION METER
BE-41
1996 TERCEL (RM440U)
If resistance value is not as specified, replace the receiver
gauge.
9. INSPECT LOW OIL PRESSURE WARNING LIGHT
(a) Disconnect the connector from the warning switch and
ground terminal on the wire harness side connector.
(b) Turn the ignition switch ON, and check that the warning
light lights up.
If the warning light does not light up, test the bulb.
10. INSPECT LOW OIL PRESSURE SWITCH CONTINUITY
(a) Disconnect the connector from the switch.
(b) Check that there is continuity between terminal and
ground with the engine stopped.
(c) Check that there is no continuity between terminal and
ground with the engine running.
HINT:
Oil pressure should be over 49 kPa (0.5 kgf/cm
2, 7.1 psi).
If operation is not as specified, replace the switch.
11. INSPECT BRAKE SYSTEM WARNING LIGHT
(a) Disconnect the connectors from the level warning switch
and parking brake switch.
(b) Connect terminals on the wire harness side connector of
the level warning switch connector.
(c) Turn the ignition switch ON, and check that the warning
light lights up.
If the warning light does not light up, test the bulb.
12. INSPECT BRAKE FLUID LEVEL WARNING SWITCH
CONTINUITY
(a) Check that there is no continuity between terminals with
the switch OFF (float up).
(b) Check that there is continuity between terminals with the
switch ON (float down).
If operation is not as specified, replace the switch.
Page 1130 of 1202

AC2810
AC1DR-02
AC2811
N11084
Wrong Okay
HI LO HILO
- AIR CONDITIONINGAIR CONDITIONING SYSTEM
AC-1
1153 Author: Date:
1996 TERCEL (RM440U)
AIR CONDITIONING SYSTEM
PRECAUTION
1. DO NOT HANDLE REFRIGERANT IN AN ENCLOSED
AREA OR NEAR AN OPEN FLAME
2. ALWAYS WEAR EYE PROTECTION
3. BE CAREFUL NOT TO GET LIQUID REFRIGERANT IN
YOUR EYES OR ON YOUR SKIN
If liquid refrigerant gets in your eyes or on your skin.
(a) Wash the area with lots of cool water.
CAUTION:
Do not rub your eyes or skin.
(b) Apply clean petroleum jelly to the skin.
(c) Go immediately to a physician or hospital for professional
treatment.
4. NEVER HEAT CONTAINER OR EXPOSE IT TO NAKED
FLAME
5. BE CAREFUL NOT TO DROP CONTAINER AND NOT
TO APPLY PHYSICAL SHOCKS TO IT
6. DO NOT OPERATE COMPRESSOR WITHOUT
ENOUGH REFRIGERANT IN REFRIGERATION SYS-
TEM
If there is not enough refrigerant in the refrigerant system oil lu-
brication will be insufficient and compressor burnout may occur,
so that care to avoid this.
7. DO NOT OPEN PRESSURE MANIFOLD VALVE WHILE
COMPRESSOR IS OPERATE
If the high pressure valve is opened, refrigerant flows in the re-
verse direction and could cause the charging cylinder to rup-
ture, so open and close the only low pressure valve.
8. BE CAREFUL NOT TO OVERCHARGE SYSTEM WITH
REFRIGERANT
If refrigerant is overcharged, it causes problems such as insuffi-
cient cooling, poor fuel economy, engine overheating etc.
Page 1136 of 1202

I01390
Condition: Insufficient cooling
I01392
Condition: Insufficient cooling
NOTE : These gauge indica-
tions are shown when the
refrigeration system has
been opened and the refrig-
erant charged without vacu-
um purging.
- AIR CONDITIONINGAIR CONDITIONING SYSTEM
AC-7
1996 TERCEL (RM440U)
(6) Refrigerant overcharged or insufficient cooling of
condenser
Symptom seen in
refrigeration systemProbable causeDiagnosisRemedy
Pressure too high on both low
and high pressure sides
No air bubbles seen through the
sight glass even when the engine
rpm is lowered Unable to develop sufficient per-
formance due to excessive refrig-
erant in system
Insufficient cooling of condenser Excessive refrigerant in
cycle " refrigerant overcharged
Condenser cooling "condenser
fins clogged of condenser fan
faulty.(1) Clean condenser
(2) If (1) is normal, check amount
of refrigerant
Charge proper amount or refriger-
ant
(7) Air present in refrigeration system
Symptom seen in
refrigeration systemProbable causeDiagnosisRemedy
Pressure too high on both low
and high pressure sides
The low pressure piping hot to
the touch
Bubbles seen in sight glass
Air entered in refrigeration system
AIr present in refrigeration sys-
tem
Insufficient vacuum purging
(1) Check compressor oil to see if
it is dirty or insufficient
(2) Evacuate air and charge new
refrigerant
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