1A-39 Engine General Information and Diagnosis:
)
A/C PRESSURE (A/C
REFRIGERANT ABSOLUTE
PRESSURE)
Engine running
A/C ON (A/C is operating) at
ambient temperature: 30
°
C
(86
°
F) and humidity: 50%
1300 – 1480 kPa (for J20
engine), 1150 – 1280 kPa (for
M16 engine) For more details,
refer to pressure of high
pressure gage under “A/C
System Performance
Inspection: in Section 7B”.
A/C OFF (A/C is not
operating) at ambient
temperature: 30
°
C (86
°
F)
and engine coolant
temperature: 90 – 100
°
C
(194 – 212
°
F)
600 – 1000 kPa After longer
than 10 min from A/C switch
turned off
)
A/C SWITCH
Engine running after warming up, A/C not operating
OFF
Engine running after warming up, A/C operating
ON
)
A/C COMP RELAY
Engine running
A/C switch and blower motor
switch turned ON
ON
A/C switch and blower motor
switch turned OFF
OFF
)
BLOWER FAN
Ignition switch ON
Blower fan switch: 5th speed
position or more
ON
Blower fan switch: under 4th
speed position
OFF
)
ELECTRIC LOAD
Ignition switch ON / Headlight, small light, all turned
OFF
OFF
Ignition switch ON / Headlight, small light, turned
ON
ON
)
PSP SWITCH (POWER
STEERING PUMP
PRESSURE SWITCH)
At specified idle speed and steering wheel at
straight ahead position
OFF
At specified idle speed and steering wheel turned to
the right or left as far as it stops
ON
)
RADIATOR FAN LOW
(RADIATOR COOLING FAN
CONTROL RELAY No.1)
Ignition switch ON
Engine coolant temp.: Lower
than 95
°
C (203
°
F)
OFF
Engine coolant temp.: 97.5
°
C (208
°
F) or higher
ON
)
RADIATOR FAN NO.1
HIGH (RADIATOR COOLING
FAN CONTROL RELAY
NO.2)
Ignition switch ON
Engine coolant temp.: lower
than 100
°
C (212
°
F)
OFF
Engine coolant temp.: 102.5
°
C (212
°
F) or higher
ON
)
RADIATOR FAN NO.2
HIGH (RADIATOR COOLING
FAN CONTROL RELAY
NO.3)
Ignition switch ON
Engine coolant temp.: lower
than 100
°
C (212
°
F)
OFF
Engine coolant temp.: 102.5
°
C (212
°
F) or higher
ON
)
TP SENSOR 1 VOLT
(THROTTLE POSITION
SENSOR (MAIN) OUTPUT
VOLTAGE)
Ignition switch ON
after warmed up
engine
Accelerator pedal released
0.7 – 1.2 V
Accelerator pedal depressed
fully
3.6 – 4.3 V
)
TP SENSOR 2 VOLT
(THROTTLE POSITION
SENSOR (SUB) OUTPUT
VOLTAGE)
Ignition switch ON
after warmed up
engine
Accelerator pedal released
1.6 – 2.0 V
Accelerator pedal depressed
fully
3.8 – 4.5 V
)
APP SENSOR 1 VOLT
(ACCELERATOR PEDAL
POSITION (APP) SENSOR
(MAIN) OUTPUT VOLTAGE)
Ignition switch ON
after warmed up
engine
Accelerator pedal released
0.7 – 0.8 V
Accelerator pedal depressed
fully
3.5 – 4.3 V
Scan tool data
Vehicle condition
Normal condition /
reference values
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