ignition TOYOTA TERCEL 1996 Service Repair Manual

RS0AZ-06
N12255
- SUPPLEMENTAL RESTRAINT SYSTEMFRONT PASSENGER AIRBAG ASSEMBLY
RS-21
1996 TERCEL (RM440U)
REMOVAL
NOTICE:

If the wiring connector of the SRS is disconnected
with the ignition switch at ON or ACC, diagnostic
trouble codes will be recorded.

Never use airbag parts from another vehicle. When
replacing parts, replace with new parts.
1. DISCONNECT AIRBAG CONNECTOR
(a) Remove the lower center finish panel.
(See page BO-38)
(b) Disconnect the airbag connector.
NOTICE:
When handling the airbag connector, take care not to dam-
age the airbag wire harness.
2. REMOVE INSTRUMENT PANEL (See page BO-38)
3. REMOVE FRONT PASSENGER AIRBAG ASSEMBLY
(a) Remove the 2 bolts, 2 nuts and front passenger airbag as-
sembly.
(b) Remove the airbag door.
CAUTION:

Do not store the front passenger airbag assembly
with the airbag deployment side facing down

Never disassemble the front passenger airbag as-
sembly.

BE-4
- BODY ELECTRICALBODY ELECTRICAL SYSTEM
1996 TERCEL (RM440U) Taillight does not light up. (Headlight does not light up)
1. Light Control Switch
2. Headlight Bulb
3. Wire HarnessBE-16
-
-
Headlight does not light up with light control SW in HEAD.
1. Light Control Switch
2. D.R.L. Main Relay
3. D.R.L. No.4 Relay (R/B No.5)
4. Daytime Resistor
5. Wire HarnessBE-16
BE-16
BE-16
BE-16
-
Headlight does not go out with light control SW in OFF.1. Headlight Control Relay (Engine Room R/B)
2. Wire HarnessBE-16
-
Taillight does not light up with light control SW in TAIL.
1. Taillight Control Relay (I/P J/B)
2. Light Control Switch
3. Wire HarnessBE-16
BE-16
-
Taillight does not go out with light control SW in OFF.
1. Taillight Control Relay (I/P J/B)
2. Light Control Switch
3. Wire HarnessBE-16
BE-16
-
Headlight do not light up with engine running and light control SW
in OFF.
1. DOME Fuse (Engine Room R/B)
2. ECU-IG Fuse (I/P J/B)
3. DRL Fuse (Engine Room R/B)
4. D.R.L. Main Relay
5. D.R.L. No.4 Relay (R/B No.5)
6. Daytime Resistor
7. Wire Harness
8. Generator L Terminal
9. Parking Brake Switch
10.Brake Fluid Level Warning Switch-
-
-
BE-16
BE-16
BE-16
-
-
BE-38
BE-38
TURN SIGNAL AND HAZARD WARNING SYSTEM
TroubleParts nameSee page
ºHazardº and ºTurnº do not light up.
1. Hazard Warning Switch
2. Turn Signal Flasher
3. Wire HarnessBE-22
BE-22
-
No of blinks for Hazard.
(Turn is abnormal)1. Bulb
2. Turn Signal Flasher
3. Wire Harness-
BE-22
-
Hazard warning light does not light up.
(Turn signal is normal)1. HAZ-HORN Fuse (Engine Room R/B)
2. Wire Harness-
-
Hazard waning light does not light up in one direction.1. Hazard Warning Switch
2. Wire HarnessBE-22
-
Turn signal does not light up.
(Combination meter, wiper and washer do not operate.)
1. Ignition Switch
2. TURN Fuse (Engine Room R/B)
3. Turn Signal Switch
4. Wire HarnessBE-1 1
-
BE-22
-
Turn signal does not light up.
(Combination meter, wiper and washer are normal.)1. TURN Fuse (Engine Room R/B)
2. Turn Signal Switch
3. Wire Harness-
BE-22
-

- BODY ELECTRICALBODY ELECTRICAL SYSTEM
BE-5
1996 TERCEL (RM440U)
INTERIOR LIGHT SYSTEM
TroubleParts nameSee page
Room light does not light up.
1. DOME Fuse (Engine Room R/B)
2. Room Light Switch
3. Door Courtesy Switch
4. Wire Harness
5. Bulb-
BE-24
BE-38
-
-
Room light always remains on.
1. Room Light Switch
2. Door Courtesy Switch
3. Wire HarnessBE-24
BE-38
-
BACK-UP LIGHT SYSTEM
TroubleParts nameSee page
Back-up Light does not light up.
1. GAUGE Fuse (I/P J/B)
2. Ignition Switch
3. Park/Neutral Position Switch (A/X)
4. Back-up Light Switch (M/X)
5. Wire Harness
6. Bulb-
BE-1 1
AX-2
AX-2
BE-26
-
-
Back-up light always remains on.1. Wire Harness-
Only one light does not light up.1. Bulb
2. Wire Harness-
-
STOP LIGHT SYSTEM
TroubleParts nameSee page
Stop light does not light up.
1. STOP Fuse (I/P J/B)
2. Stop Light Switch
3. Bulb
4. Wire Harness-
BE-28
-
-
Stop light always remains on.1. Stop Light Switch
2. Wire HarnessBE-28
-
Only one light does not light up.1. Bulb
2. Wire Harness-
-
WIPER AND WASHER SYSTEM
TroubleParts nameSee page
Wiper and washers do not operate.
1. WIPER Fuse (I/P J/B)
2. Wiper Switch
3. Wiper Motor
4. Wire Harness-
BE-30
BE-30
-
Wipers do not operate in LO, HI or MIST.
1. Wiper Switch
2. Wiper Motor
3. Wire HarnessBE-30
BE-30
-
Wipers do not operate in INT.
1. Wiper Switch
2. Wiper Motor
3. Wire HarnessBE-30
BE-30
-
Washer motor does not operate.
1. Washer Switch
2. Washer Motor
3. Wire HarnessBE-30
BE-30
-
Wipers do not operate when washer switch in ON.1. Washer Motor
2. Wire HarnessBE-30
-

BE-6
- BODY ELECTRICALBODY ELECTRICAL SYSTEM
1996 TERCEL (RM440U) Washer fluid does not operate.
1. Washer Hose and Nozzle-

At wiper switch HI position, the wiper blade is in contact with the
body.

When the wiper switch is OFF, the wiper blade does not retract
or the retract position is wrong.
1. *1 Wiper Switch
2. Wire harnessBE-30
-
*1: Inspect wiper arm and blade set position
COMBINATION METER (METER, GAUGES AND ILLUMINATION)
TroubleParts nameSee page
Tachometer, Fuel Gauge and Engine Coolant Temperature Gauge
do not operate.3. GAUGE Fuse (Engine Room R/B)
4. Meter Circuit
5. Wire Harness-
BE-35
-
Speedometer does not operate.
1. Vehicle Speed Sensor
2. Meter Circuit
3. Wire HarnessBE-38
BE-35
-
Tachometer does not operate.
1. Igniter
2. ECM
3. Meter Circuit
4. Wire Harness-
-
BE-35
-
Fuel Gauge does not operate or operate abnormally.
1. Fuel Receiver Gauge
2. Fuel Sender Gauge
3. Meter Circuit
4. Wire HarnessBE-38
BE-38
BE-35
-
Engine Coolant Temperature Gauge does not operate or operate
abnormally.
1. Engine Coolant Temperature Receiver Gauge
2. Engine Coolant Temperature Sender Gauge
3. Meter Circuit
4. Wire HarnessBE-38
BE-38
BE-35
-
All illumination lights do not light up.
1. TAIL Fuse (I/P J/B)
2. Light Control Rheostat
3. Meter Circuit
4. Wire Harness-
BE-38
BE-35
-
Only one illumination light does not light up.1. Bulb
2. Meter Circuit-
BE-35
COMBINATION METER (WARNING LIGHTS)
TroubleParts nameSee page
Warning lights do not light up.
(Except Discharge, SRS and Door Open)
1. Bulb
2. GAUGE Fuse (I/P J/B)
3. Ignition Switch
4. Meter Circuit
5. Wire Harness-
-
BE-1 1
BE-35
-
Brake Warning Light does not light up.
1. Bulb
2. Brake Fluid Level Warning Switch
3. Parking Brake Switch
4. Bulb Check Relay
5. Meter Circuit
6. Wire Harness-
BE-38
BE-38
-
BE-35
-
Seat Belt Warning Light does not light up.
1. Bulb
2. Seat Belt Retractor Switch
3. Integration Relay
4. Meter Circuit
5. Wire Harness-
BE-38
BE-38
BE-35
-

BE-8
- BODY ELECTRICALBODY ELECTRICAL SYSTEM
1996 TERCEL (RM440U)
DEFOGGER SYSTEM
TroubleParts nameSee page
Rear window defogger does not operate.
(w/Timer)
1. DEF M-Fuse (I/P J/B)
2. GAUGE Fuse (I/P J/B)
3. Defogger Switch
4. Defogger Relay
5. Defogger Wire
6. Wire Harness-
-
BE-46
BE-46
BE-46
-
Rear window defogger does not operate.
(w/o Timer)
1. DEF M-Fuse (I/P J/B)
2. Defogger Switch
3. Defogger Wire
4. Wire Harness-
BE-46
BE-46
-
POWER WINDOW CONTROL SYSTEM
TroubleParts nameSee page
Power window does not operate.
(Door lock does not operate.)1. POWER M-Fuse (R/B No.7)
2. Wire Harness-
-
Power window does not operate.
(Door lock is normal.)
1. GAUGE Fuse (I/P J/B)
2. Ignition Switch
3. POWER M-Fuse (R/B No.7)
4. Power Main Relay (R/B No.7)
5. Power Window Master Switch
6. Wire Harness-
BE-1 1
-
BE-49
BE-49
-
ºOne Touch Power Window Systemº does not operate.1. Power Window Master SwitchBE-49
Only one window glass does not move.
1. Power Window Master Switch
2. Power Window Switch
3. Power Window Motor
4. Wire HarnessBE-49
BE-49
BE-49
-
ºWindow Lock Systemº does not operate.1. Power Window Master SwitchBE-49
ºWindow Lock Illuminationº does not light up.1. Power Window Master SwitchBE-49

BE0QS-01
I05913
Ignition Switch

Key Unlock Warning Switch
I/P J/B

Integration Relay

GAUGE Fuse
Door Courtesy Switch
BE-10- BODY ELECTRICALIGNITION SWITCH AND KEY UNLOCK WARNING
SWITCH
1032 Author
: Date
:
1996 TERCEL (RM440U)
IGNITION SWITCH AND KEY UNLOCK WARNING SWITCH
LOCATION

BE0QT-02
N12789
Z10028
1
2 OFF
ON
N12790
N12791
- BODY ELECTRICALIGNITION SWITCH AND KEY UNLOCK WARNING
SWITCHBE-1 1
1996 TERCEL (RM440U)
INSPECTION
1. INSPECT IGNITION SWITCH CONTINUITY
Switch positionTester connectionSpecified condition
LOCK-No continuity
ACC2 - 3Continuity
ON2 - 3 - 4
6 - 7Continuity
START1 - 2 - 4
6 - 7 - 8Continuity
If continuity is not as specified, replace the switch.
2. INSPECT KEY UNLOCK WARNING SWITCH
CONTINUITY
ConditionTester connectionSpecified condition
Switch OFF
(Key removed) -No continuity
Switch ON
(Key set)1 - 2Continuity
If continuity is not as specified, replace the switch.
3. INSPECT INTEGRATION RELAY OPERATION
(a) Connect the positive (+) lead from the battery to terminal
3.
(b) Connect the negative (-) lead from the battery to terminal
4, 7 and 8.
(c) Check the chime sounds.
(d) Disconnect the negative (-) lead from the battery to termi-
nal 8.
(e) Check that the chime stops sounding.

N12792
N12793
Junction Block Side BE-12
- BODY ELECTRICALIGNITION SWITCH AND KEY UNLOCK WARNING
SWITCH
1996 TERCEL (RM440U)
(f) Connect the negative (-) lead from the battery to terminal
8.
(g) Disconnect the negative (-) lead from the battery to termi-
nal 4.
(h) Check that the chime stops sounding.
If operation is not as specified, replace the relay.
4. INSPECT INTEGRATION RELAY CIRCUIT
Remove the relay from the instrument panel junction block and
inspect the connectors on the junction block side.
Tester connectionConditionSpecified condition
4 - GroundKey unlock warning switch OFFNo continuity
4 - GroundKey unlock warning switch ONContinuity
5 - GroundBuckle switch OFF
(Seat belt unfastened)No continuity
5 - GroundBuckle switch ON
(Seat belt fastened)Continuity
7 - GroundConstantContinuity
8 - GroundDriver's door courtesy switch OFFNo continuity
8 - GroundDriver's door courtesy switch ONContinuity
11 - GroundLight control switch OFFNo continuity
11 - GroundLight control switch TAIL or HEADContinuity
2 - GroundIgnition switch LOCK or ACCNo voltage
2 - GroundIgnition switch ONBattery positive voltage
3 - GroundConstantBattery positive voltage
9 - GroundIgnition switch LOCK or ACCNo voltage
9 - GroundIgnition switch ONBattery positive voltage
12 - GroundConstantBattery positive voltage
If the circuit is as specified, try replacing the relay with a new
one.
If the circuit is not as specified, inspect the circuits connected
to other parts.

Z08448
Wire Harness Side
- BODY ELECTRICALHEADLIGHT AND TAILLIGHT SYSTEM
BE-17
1996 TERCEL (RM440U)
6. INSPECT D.R.L. MAIN RELAY CIRCUIT
(a) Disconnect the connector from relay and inspect the con-
nector on wire harness side, as shown.
Tester connectionConditionSpecified condition
7 - GroundHeadlight dimmer switch Low beam or High
beam No continuity
7 - GroundHeadlight dimmer switch Flash Continuity
8 - GroundParking brake switch OFF
(Switch pin pushed in)No continuity
8 - GroundParking brake switch ON
(Switch pin released)Continuity
12 - GroundConstantContinuity
13 - GroundConstantContinuity
16 - GroundHeadlight dimmer switch Low beam No continuity
16 - GroundHeadlight dimmer switch High beam or Flash Continuity
2 - Ground
18 - GroundIgnition switch LOCK or ACCNo voltage
2 - Ground
18 - GroundIgnition switch ONBattery positive voltage
4 - GroundConstantBattery positive voltage
6 - GroundConstantBattery positive voltage
10 - GroundConstantBattery positive voltage
11 - GroundEngine StopNo voltage
11 - GroundEngine RunningBattery positive voltage
15 - GroundConstantBattery positive voltage
If circuit is as specified, try replacing the relay with a new one.
If the circuit is not as specified, inspect the circuit connected to
other parts.

BE0R0-01
I05915
Engine Room R/B

HAZ-HORN Fuse
Hazard Warning Switch
Turn Signal and Hazard Warning Lights
Turn Signal Flasher
Turn Signal Switch
Ignition Switch
Turn Signal and Hazard Warning Lights I/P J/B

TURN Fuse
- BODY ELECTRICALTURN SIGNAL AND HAZARD WARNING SYSTEM
BE-21
1043 Author
: Date
:
1996 TERCEL (RM440U)
TURN SIGNAL AND HAZARD WARNING SYSTEM
LOCATION