Data List Reference Table
Item No.
Inspection item
Inspection condition
Normal condition
Inspection procedure No.
Reference page
12
Air flow sensor *1
  • Engine coolant temperature: 80 - 95°C
  • Lamps, electric cooling fan and all accessories: OFF
  • Transmission: P range
Idle operation
12 - 38 Hz
-
-
2,500 r/min
68 - 108 Hz
Acceleration
According to acceleration, frequency is amplified.
13
Intake air temperature sensor
Ignition switch: “ON” or engine running
Intake air temperature:
-20°C
-20°C
Code No. 13

Intake air temperature: 0°C
0°C
Intake air temperature: 20°C
20°C
Intake air temperature: 40°C
40°C
Intake air temperature: 80°C
80° C
14
Throttle position sensor
Ignition switch: “ON”
Set to Idle position
535 - 735 mV
Code No. 14

Depress the accelerator pedal gradually
Increased according to accelerator pedal stroke
Depress the accelerator pedal fully
4,500 - 5,000 mV
16
Power supply voltage
Ignition switch: “ON”
System voltage
Procedure No. 23

17
Mixture adjusting screw (variable resistor)
Ignition switch: ON
200 - 4,800 mV
Procedure No. 37

18
Cranking signal (ignition switch-ST)
Ignition switch: “ON”
Engine: Stopped
OFF
Procedure No. 23

Engine: Cranking
ON
21
Engine coolant temperature sensor
Ignition switch: “ON” or engine running
Coolant temperature:
-20°C
-20°C
Code No. 21

Coolant temperature: 0°C
0°C
Coolant temperature: 20°C
20°C
Coolant temperature: 40°C
40°C
Coolant temperature: 80°C
80°C
22
Crank angle sensor
  • Engine: Cranking
  • Tachometer: Connected
Compare engine speed on tachometer with the value displayed on MUT-II/III
Matched
-
-
Engine: Idle operation
Coolant temperature:
-20°C
1,275 - 1,475 r/min
Coolant temperature: 0°C
1,220 - 1,420 r/min
Coolant temperature: 20°C
1,103 - 1,303 r/min
Coolant temperature: 40°C
939 - 1,139 r/min
Coolant temperature: 80°C
603 - 803 r/min
25
Barometric pressure sensor
Ignition switch: “ON”
Altitude: 0 m
101 kPa
Code No. 25

Altitude: 600 m
95 kPa
Altitude: 1,200 m
88 kPa
Altitude: 1,800 m
81 kPa
27
Power steering fluid pressure switch
Engine: Idle operation
Steering wheel: Not operated
OFF
Procedure No. 29

Steering wheel: Operated
ON
28

A/C switch

Engine: Idle

AC switch: OFF
OFF
Procedure No. 26


AC switch: ON

A/C compressor is not driven
OFF
A/C compressor is driven
ON
29
Inhibitor switch
Ignition switch: ON
P or N
P or N
Procedure No. 5

D, 3, 2, L or R
D, 3, 2, L or R
37
Volumetric efficiency
  • Engine coolant temperature: 80 - 95°C
  • Lamps, electric cooling fan and all accessories: OFF
Idle operation
20 - 30 %
-
-
2,500 r/min
17.5 - 27.5 %
Excessive acceleration
According to acceleration, volumetric efficiency is increased.
3A
A/C pressure sensor
  • After engine warm-up, idle operation
  • A/C switch: ON
A/C in Maximum COOL state (under high load)
2,200 mV or more
Procedure No. 33

A/C in Maximum HOT state (under low load)
1,800 mV or less
41
Injectors *2
Engine: Cranking
Coolant temperature: 0°C (all cylinders in simultaneous injecting operation)
56.5 - 84.7 ms
-
-
Coolant temperature: 20°C
23.0 - 34.4 ms
Coolant temperature: 80°C
8.2 - 12.2 ms
Injectors*3
  • Engine coolant temperature: 80 - 95°C
  • Lamps, electric cooling fan and all accessories: OFF
  • Transmission: P range
Idle operation
2.0 - 3.2 ms
2,500 r/min
2.0 - 3.2 ms
Excessive acceleration
Increased
44
Ignition advance

  • Engine: After warm-up
  • Install timing light (for use to measure actual ignition timing)
Idle operation
2 - 18° BTDC
-
-
2,500 r/min
30 - 50° BTDC
45
Idle speed control (stepper motor) servo position*4
  • Engine coolant temperature: 80 - 95°C
  • Lighting, electric cooling fan and accessories: OFF
  • Transmission: P range
  • Engine: Idle operation (When A/C switch is ON, A/C compressor must be ON)
A/C switch: OFF
2 - 25 steps
-
-
A/C switch: OFF → ON
Increased 10 - 70 steps
  • A/C switch: OFF
  • Selector lever: N range → D range
Increased 5 - 50 steps
49
A/C relay
Engine: After warm-up, idle operation after warm-up
A/C switch: OFF
OFF
Procedure No. 27

A/C switch: ON
A/C compressor is not driven
OFF
A/C compressor is driven
ON

 CAUTION
When shifting the select lever to D range, the brakes should be applied so that the vehicle does not move forward
NOTE: 
  • *1: On the new vehicle (mileage: 500 km or less), air flow sensor output frequency may be higher by approximately 10%.
  • *2: Injector drive time ranges shown are when power voltage is 11 V and the cranking speed is 250 r/min or less.
  • *3: On the new vehicle (mileage: 500 km or less), injector drive time may be longer by approximately 10%.
  • *4: On the new vehicle (mileage: 500 km or less), the number of steps of stepper motor may be larger by approximately 30 steps.
©2004 Mitsubishi Motors Corporation