check engine TOYOTA T100 1996 Factory Service Manual

Downloaded from www.Manualslib.com manuals search engine AC0G6−01
I02318
1
2
AC−66
− AIR CONDITIONINGBLOWER MOTOR
1996 TOYOTA T100 (RM449U)
INSPECTION
INSPECT BLOWER MOTOR OPERATION
Connect the positive (+) lead from the battery to terminal 1 and
the negative (−) lead to terminal 2, then check that the motor op-
erations smoothly.
If operation is not as specified, replace the blower motor.

Downloaded from www.Manualslib.com manuals search engine AC0GF−01
Z04350
Connector
3 21
4
Z13470
Low Pressure High Pressure
Side Side
ON (Continuity)
3,140 kpa 196 kpa
(2.0 kgf/cm
2,28psi)
OFF (No Continuity)(32.0 kgf/cm2,455psi)
OFF (No Continuity)
− AIR CONDITIONINGPRESSURE SWITCH
AC−75
2009 Author: Date:
1996 TOYOTA T100 (RM449U)
PRESSURE SWITCH
ON−VEHICLE INSPECTION
1. SET ON MANIFOLD GAUGE SET
(See page AC−17)
2. REMOVE GLOVE COMPARTMENT DOOR
(See page BO−36)
3. DISCONNECT CONNECTOR FROM COOLING UNIT
4. SET VEHICLE IN THESE CONDITIONS:
(a) Running engine at 2,000 rpm
(b) Blower speed control switch at HI
(c) Temperature control lever MAX. COOL
(d) A/C switch ON
5. INSPECT PRESSURE SWITCH OPERATION
(a) Connect the positive (+) lead from the ohmmeter to termi-
nal 1 and negative (−) lead to terminal 3.
(b) Check continuity between terminals when refrigerant
pressure is changed, as shown in the illustration.
If operation is not as specified, replace the pressure switch.

Downloaded from www.Manualslib.com manuals search engine AC0GN−02
I02282
OFF ON
64
I02283
OFF ON
6 4
3
Z07777
1
3 4 65
− AIR CONDITIONINGAIR CONDITIONING SWITCH
AC−83
1996 TOYOTA T100 (RM449U)
INSPECTION
1. INSPECT A/C INDICATOR OPERATION
(a) Connect the positive (+) lead from the battery to terminal
6 and negative (−) lead to terminal 4 and check that the
indicator lights up, when A/C switch ON.
(b) Connect the positive (+) lead from the battery to terminal
3 and check that the indicator dims
If operations are not as specified, replace the A/C switch.
2. INSPECT A/C SWITCH CONTINUITY
Condition/ CircuitTester connectionSpecified condition
OFF−No continuity
ON4 − 5
4 − 6Continuity
Illumination circuit3 − 1Continuity
If continuity is not as specified, replace the A/C switch

Downloaded from www.Manualslib.com manuals search engine N05725
AC0GP−01
− AIR CONDITIONINGHEATER CONTROL ASSEMBLY
AC−85
2019 Author: Date:
1996 TOYOTA T100 (RM449U)
HEATER CONTROL ASSEMBLY
ON−VEHICLE INSPECTION
INSPECT HEATER CONTROL LEVER OPERATION
Move the control lever and dials left and right check for stiffness
and binding the full range of the lever and dials.
If there is stiffness and binding, adjust the heater control cable.

Downloaded from www.Manualslib.com manuals search engine AC0GV−02
N05735
FRESH Clamp
RECIRC
N05736
Clamp
DEF
FACE
N05734
Clamp
COOL
WARM
− AIR CONDITIONINGHEATER CONTROL ASSEMBLY
AC−91
1996 TOYOTA T100 (RM449U)
INSTALLATION
Installation is in the reverse order of removal (See page
AC−87).
1. AFTER INSTALLATION, INSPECT HEATER CONTROL
LEVER OPERATION
Move the control lever and dials left and right check for stiffness
and binding the full range of the lever.
If there is stiffness and binding, proceed next step.
2. ADJUST HEATER CONTROL CABLES
(a) Set heater control assembly in these conditions:
(1) Air inlet control lever in ”FRESH” position
(2) Mode control lever in ”FACE” position
(3) Temperature control lever in ”Max. WARM” position
(b) Adjust the air inlet control cable.
Set the air inlet damper control damper on ”FRESH” posi-
tion, install the control cable and lock the clamp.
HINT:
Lock the clamp during lightly pushing the outer cable in the
direction shown by arrow.
(c) Adjust mode control cable.
Set the air inlet damper control damper on ”FACE” posi-
tion, install the control cable and lock the clamp.
HINT:
Lock the clamp during lightly pulling the outer cable in the direc-
tion shown by arrow.
(d) Adjust air mix control cable.
Set the air inlet damper control damper on ”WARM” posi-
tion, install the control cable and lock the clamp.
HINT:
Lock the clamp during lightly pulling the outer cable in the direc-
tion shown by arrow.