DATA LIST REFERENCE TABLE


warning When touching the throttle valve, surely shut off the driving circuits of the throttle valve. In the event that the throttle valve is operated, a finger might be injured as the result of being caught by the throttle valve.

Item No.
Inspection Item
Inspection condition
Normal condition
1
Battery voltage
Ignition switch: ON
System voltage
2
Crank angle sensor

  • Engine: Cranking
  • Tachometer: Connected

Compare the engine speed on the tachometer with the value displayed on M.U.T.-III
Matched

  • Engine: Idle operation (At approximately 1 minute later from when the engine starting sequence is completed, the engine is in the steady state.)
  • Transmission: Neutral <M/T> or P range <CVT>
  • A/C switch: OFF

Engine coolant temperature: - 20°C
1,300 - 1,500 r/min
Engine coolant temperature: 0°C
1,300 - 1,500 r/min
Engine coolant temperature: 20°C
1,150 - 1,350 r/min
Engine coolant temperature: 40°C
950 - 1,150 r/min
Engine coolant temperature: 80°C
550 - 750 r/min
3
Target idling speed

  • Engine: Idle operation (At approximately 1 minute later from when the engine starting sequence is completed, the engine is in the steady state.)
  • Transmission: Neutral <M/T> or P range <CVT>
  • A/C switch: OFF

Engine coolant temperature: - 20°C
1,300 - 1,500 r/min
Engine coolant temperature: 0°C
1,300 - 1,500 r/min
Engine coolant temperature: 20°C
1,150 - 1,350 r/min
Engine coolant temperature: 40°C
950 - 1,150 r/min
Engine coolant temperature: 80°C
550 - 750 r/min
4
Vehicle speed signal
Running at 40 km/h
Approximately 40 km/h
5
Intake air temperature sensor
Ignition switch: ON or engine running
Intake air temperature: - 20°C
- 20°C
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
6
Engine coolant temperature sensor
Ignition switch: ON or engine running
Engine coolant temperature: - 20°C
- 20°C
Engine coolant temperature: 0°C
0°C
Engine coolant temperature: 20°C
20°C
Engine coolant temperature: 40°C
40°C
Engine coolant temperature: 80°C
80°C
8
Manifold absolute pressure sensor
Ignition switch: ON
(engine stopped)
Altitude: 0 m
101 kPa
Altitude: 600 m
95 kPa
Altitude: 1,200 m
88 kPa
Altitude: 1,800 m
81 kPa
Set the vehicle to the pre-inspection condition
Engine: Idle operation
28.0 - 41.4 kPa
Engine: Excessive acceleration
Varies depending on the negative pressure at the inlet manifold
10
Air flow sensor *1
Set the vehicle to the pre-inspection condition
Engine: Idle operation
700 - 1,100 mV
Engine: 2,500 r/min
1,050 - 1,450 mV
Engine: Excessive acceleration
Varies depending on the acceleration
11
Accelerator pedal position sensor (main)
Ignition switch: ON
Release the accelerator pedal
900 - 1,100 mV
Depress the accelerator pedal
Increases in response to the pedal depression stroke
Depress the accelerator pedal fully
4,000 mV or more
12
Accelerator pedal position sensor (sub)
Ignition switch: ON
Release the accelerator pedal
400 - 600 mV
Depress the accelerator pedal
Increases in response to the pedal depression stroke
Depress the accelerator pedal fully
2,000 mV or more
13
Throttle position sensor (main)

  • Remove the intake air hose at the throttle body
  • Disconnect the connector of the electronic-controlled throttle valve
  • With the special tool test harness (MB991658) bridge only the mating terminals of No. 3, No. 4, No. 5 and No. 6 of the disconnected connectors
  • Ignition switch: ON (engine stopped)

Fully close the throttle valve with your finger
300 - 700 mV
Fully open the throttle valve with your finger
4,000 mV or more

  • Set the vehicle to the pre-inspection condition
  • Engine: Idle operation

No load
500 - 660 mV
A/C switch:
OFF → ON
Voltage rises
Transmission: N → D range <CVT>
15
Throttle position sensor (sub)

  • Remove the intake air hose at the throttle body
  • Disconnect the connector of the electronic-controlled throttle valve
  • With the special tool test harness (MB991658) bridge only the mating terminals of No. 3, No. 4, No. 5 and No. 6 of the disconnected connectors
  • Ignition switch: ON (engine stopped)

Fully close the throttle valve with your finger
4,000 mV or more
Fully open the throttle valve with your finger
1,000 mV or less
16
Ignition advance

  • Set the vehicle to the pre-inspection condition
  • Install timing light (for use to measure actual ignition timing)

Engine: Idle operation (Approximately 1 minute passes after the engine starting sequence is completed, and then the engine is in the steady state)
2 - 18 °CA (BTDC)
Engine: 2,500 r/min
38 - 50 °CA (BTDC)
17
Injector drive time*2
Set the vehicle to the pre-inspection condition
Engine: Idle operation
1.5 - 3.5 ms
Engine: 2,500 r/min
1.3 - 3.3 ms
Engine: Excessive acceleration
Increases
21
Electric power steering current value

  • Engine: Idle operation after warm-up
  • Turn the steering wheel to the left and right with a vehicle stationary.

Approximately 110 A or less
36
V.V.T. phase angle
Engine: Idle operation
-3 to 3 °CA (ATDC)
Engine: Middle speed and high load operation
Increases (retards)
74
Stop lamp switch
Ignition switch: ON
Depressed the brake pedal
ON
Released the brake pedal
OFF
76
A/C switch
Engine: Idle operation after warm-up
A/C switch: OFF
OFF
A/C switch: ON
ON (when the compressor clutch is operated)
79
Cranking signal
(Ignition switch-ST)
Ignition switch: ON
OFF
Engine: Cranking
ON
83
Power steering fluid pressure switch
Engine: Idle operation
OFF*3
84
Idling switch
Ignition switch: ON
Depress the accelerator pedal
OFF
Release the accelerator pedal
ON
85
Ignition switch-IG
Ignition switch: ON
ON
87
Neutral switch <CVT>
Ignition switch: ON
Transmission: P, N
ON
Transmission: Other than P, N
OFF
89
Normally closed brake switch
Ignition switch: ON
Depress the brake pedal
ON
Release the brake pedal
OFF
90
Oil pressure switch
Ignition switch: ON
ON
Engine: Idle operation after warm-up
OFF
93
A/C compressor relay
Engine: Idle operation after warm-up
A/C switch: OFF
OFF
A/C switch: ON
ON (when the compressor clutch is operated)
95
Engine control relay
Ignition switch: ON
ON
96
Throttle valve control servo relay
Ignition switch: ON
ON
97
Fuel pump relay
Ignition switch: ON
OFF
Engine: Idle operation
ON
AA
Air flow sensor*1
Set the vehicle to the pre-inspection condition
Engine: Idle operation
0.5 - 4.5 g/s
Engine: 2,500 r/min
3.0 - 11.0 g/s
Engine: Excessive acceleration
Varies depending on the acceleration
AB
Throttle position sensor (main)

  • Remove the intake air hose at the throttle body
  • Disconnect the connector of the electronic-controlled throttle valve
  • With the special tool test harness (MB991658) bridge only the mating terminals of No. 3, No. 4, No. 5 and No. 6 of the disconnected connectors
  • Ignition switch: ON (engine stopped)

Fully close the throttle valve with your finger
6 - 14 %
Fully open the throttle valve with your finger
80 % or more
AC
Oxygen sensor (front)
Engine: After warm-up (leaner by deceleration, richer by acceleration)
Engine: Excessive deceleration from 4,000 r/min
0.2 V or less
Engine: At excessive acceleration
0.6 to 1.0 V
Engine: After warm-up (use oxygen sensor signals, check the air-fuel ratio and the conditions under the control of the engine-ECU)
Engine: Idle operation
0.4 V or less <=> 0.6 to 1.0 V (varies)
Engine: 2,500 r/min
AD
Oxygen sensor (rear)

  • Transmission: 2nd <M/T> or L range <CVT>
  • The engine speed is maintained to 3,500 r/min or more during an accelerated driving with the throttle full-open

0.6 - 1.0 V
BB
Barometric pressure sensor
Ignition switch: ON
Altitude: 0 m
101 kPa
Altitude: 600 m
95 kPa
Altitude: 1,200 m
88 kPa
Altitude: 1,800 m
81 kPa
BC
Throttle position sensor (relative value)

  • Remove the intake air hose at the throttle body
  • Disconnect the connector of the electronic-controlled throttle valve
  • With the special tool test harness (MB991658) bridge only the mating terminals of No. 3, No. 4, No. 5 and No. 6 of the disconnected connectors
  • Ignition switch: ON (engine stopped)

Fully close the throttle valve with your finger
0 - 5 %
Fully open the throttle valve with your finger
88 - 100 %
BD
Throttle position sensor (sub)

  • Remove the intake air hose at the throttle body
  • Disconnect the connector of the electronic-controlled throttle valve
  • With the special tool test harness (MB991658) bridge only the mating terminals of No. 3, No. 4, No. 5 and No. 6 of the disconnected connectors
  • Ignition switch: ON (engine stopped)

Fully close the throttle valve with your finger
6 - 14 %
Fully open the throttle valve with your finger
80 % or more
BE
Accelerator pedal position sensor (main)
Ignition switch: ON
Release the accelerator pedal
16 - 24 %
Depress the accelerator pedal
Increases in response to the pedal depression stroke
Depress the accelerator pedal fully
80 % or more
BF
Accelerator pedal position sensor (sub)
Ignition switch: ON
Release the accelerator pedal
6 - 14 %
Depress the accelerator pedal
Increases in response to the pedal depression stroke
Depress the accelerator pedal fully
40 % or more
DD
Accelerator pedal position sensor (relative value)
Ignition switch: ON
Release the accelerator pedal
0 - 5 %
Depress the accelerator pedal
Increases in response to the pedal depression stroke
Depress the accelerator pedal fully
95 - 100 %
102
Starter relay
Ignition switch: ON
OFF
Engine: Cranking
ON
171
Brake booster pressure sensor

  • Start up the engine and let it idle for several minutes.
  • Stop the engine, and turn the ignition switch to the ON position.
  • Depress the brake pedal several times.

Voltage is proportional to the brake pedal depression.
note *1: On the new vehicle (mileage: 500 km or less), air flow sensor output value may be higher by approximately 10 %.
note *2: On the new vehicle (mileage: 500 km or less), injector drive time may be longer by approximately 10 %.
note *3: The vehicles with the EPS always "OFF".

Engine-ECU monitoring items



Item No.
INSPECTION ITEM
M.U.T.-III display descriptions
Standards at each check
Display range, and numeric value
14
Throttle position sensor (main) mid opening learning value

  • The following shows learning values of throttle valve opening angle at idling.

Ignition switch: ON
500 - 2,000 mV
26
Long-term fuel trim

  • Indicates the long-term air-fuel ratio feedback amount.
  • The negative side shows a reduction in the injection amount, while the positive side shows an increase.

Ignition switch: ON
-12.5 to 12.5 %
28
Short-term fuel trim

  • Indicates the short-term air-fuel ratio feedback amount.
  • The negative side shows a reduction in the injection amount, while the positive side shows an increase.

Engine: After warm-up, 2,500 r/min without any load (under the air-fuel ratio feedback control)
-25 to 25 %
32
Detonation retard

  • Indicates the ignition timing retardation angle that is controlled by the detonation sensor output.

Engine: Excessive acceleration after warm-up
Retards depending on the degree (angle) of acceleration
33
Detonation control learned value

  • Indicates the learning value to compensate for the ignition timing that is controlled by the detonation sensor output.
  • 0 %side is retardation, and 100 % side is advance.

Ignition switch: ON
0 - 100 %
47
Fan motor duty

  • Indicates the duty ratio for the electric cooling fan.


  • Engine: After warm-up
  • A/C switch: ON (when the compressor is active)

0 - 100 %
49
Purge control solenoid valve duty

  • Indicates the duty ratio for the purge control solenoid valve.

Engine: After warm-up (when 4 minute has elapsed)
0 - 100 %
58
Throttle valve control servo

  • Indicates the target opening angle of throttle valve.

Engine: After warm-up
0 - 100 %
59
Throttle valve control servo target value

  • Indicates the target opening angle of throttle valve.

Engine: After warm-up
0 - 5.0 V
68
Idle speed control learned value (A/C OFF)
Is not applicable for this engine, therefore this value is not used for the check.
69
Idle speed control learned value (A/C ON)
Is not applicable for this engine, therefore this value is not used for the check.
72
Absolute load value

  • Indicates the size of engine load.

Engine: After warm-up
0 - 100 %
73
Calculated load value

  • Indicates the size of engine load.

Engine: After warm-up
0 - 160 %
105
Fuel system status 1

  • Indicates the air-fuel ratio feedback control conditions.

    • OL: Open loop*1
      CL: Closed loop*2
      OL-DRV: Condition of open loop due to acceleration and deceleration driving
      OL-SYS: Condition of open loop due to system failure.
      CL-HO2: Condition of closed loop only using front oxygen sensor when rear oxygen sensor is failed

Engine: After warm-up
Varies depending on the drive conditions
106
Fuel system status 2
Data items are displayed on M.U.T.-III display, but the in-line 4 engine is not applicable and its data is displayed as "N/A".
N/A
152
Check battery flag

  • Indicates how the battery is deteriorated. If the engine-ECU determines that it is deteriorated, "ON" will be displayed. However, this judgement is based on the engine control system logic, and does not indicate that the battery itself is deteriorated.

Ignition switch: ON
ON/OFF
164
Starter counter

  • Indicates how may times the starter has operated.

Ignition switch: "LOCK" (OFF) → ST (start the engine)
The counter increments by one.
165
Charging battery mode flag

  • Indicates a forced-full charging mode status. Displays ON when the forced-full charging mode is active.


  • Disconnect the negative battery terminal (-), and reconnect it (in order to erase backup data).
  • Charge the battery (Refer to GROUP 54A - Battery - On-vehicle service - Charging ). Immediately after completion, let the engine to run at idle.
  • Lighting, fan, accessory parts: OFF

ON → OFF (after 10 to 15 minutes)
169
Vehicle consumption current

  • Indicates the current value which the vehicle consumes.


  • Engine: After warm-up
  • Lighting, fan, accessory parts: OFF → ON

Current value increases.
170
Valve lift sensor
Indicates a valve lift position.
Engine: After warm-up
0.2 - 4.8 V (depends on engine operation condition)
172
Idle speed control learned value (A/C OFF)

  • Indicates learned value for compensating an idle speed control opening angle (throttle valve opening angle) when the air conditioner is off.


  • Complete warming-up (transmission fluid temperature: 60°C or more)
  • After idling for 10 minutes while the air conditioner is off
  • Ignition switch: ON

-200 to 200 kPa
173
Idle speed control learned value (A/C ON)

  • Indicates learned value for compensating an idle speed control opening angle (throttle valve opening angle) when the air conditioner is on.


  • Complete warming-up (transmission fluid temperature: 60°C or more)
  • After idling for 10 minutes while the air conditioner is off
  • Ignition switch: ON

-200 to 200 kPa
note *1: Condition in which fuel is controlled without oxygen sensor signals being fed back to the engine-ECU because the condition to shift to the closed loop is not met.
note *2: Condition in which oxygen sensor signals are fed back to the engine-ECU for controlling fuel.