A/C compressor relay | 93 | A/C compressor clutch relay | - Engine: warming up, idling
- A/C switch: OFF
| OFF |
- Engine: warming up, idling
- A/C switch: ON
| A/C compressor clutch is not operating | OFF |
A/C compressor clutch is operating | ON |
A/C SW | 76 | A/C switch | - Engine: warming up, idling
- A/C switch: OFF
| OFF |
- Engine: warming up, idling
- A/C switch: ON
| A/C compressor clutch is not operating | OFF |
A/C compressor clutch is operating | ON |
Absolute load value | 72 | Absolute load value | Engine: warming up | Engine is idling | 10 - 20 % |
2,500 r/min | 10 - 20 % |
Revving engine | Load value increases according to amount of revving. |
Airflow sensor | 10 | Mass airflow sensor*1 | - Engine coolant temperature: 80 - 95°C (176 - 203°F)
- Lights, electric cooling fan and all accessories: OFF*4
- Transaxle: Neutral (CVT: P range)
| Engine is idling | 760 - 1,080 mV |
2,500 r/min | 1,130 - 1,530 mV |
Engine is revved | Increases in response to revving |
Airflow sensor | AA | Mass airflow sensor*1 | - Engine coolant temperature: 80 - 95°C (176 - 203°F)
- Lights, electric cooling fan and all accessories: OFF*4
- Transaxle: Neutral (CVT: P range)
| Engine is idling | 0.45 - 2.2 g/s |
2,500 r/min | 2.5 - 6.0 g/s |
Engine is revved | Increases in response to revving |
APP sensor (main) | 11 | Accelerator pedal position sensor (main) | Ignition switch: "ON" | Release the accelerator pedal | 900 - 1,100 mV |
Depress the accelerator pedal gradually | Increases in response to the pedal depression stroke |
Depress the accelerator pedal fully | 4,000 mV or more |
APP sensor (main) | BE | Accelerator pedal position sensor (main) | Ignition switch: "ON" | Release the accelerator pedal | 16 - 24 % |
Depress the accelerator pedal gradually | Increases in response to the pedal depression stroke |
Depress the accelerator pedal fully | 80 % or more |
APP sensor (sub) | 12 | Accelerator pedal position sensor (sub) | Ignition switch: "ON" | Release the accelerator pedal | 400 - 600 mV |
Depress the accelerator pedal gradually | Increases in response to the pedal depression stroke |
Depress the accelerator pedal fully | 2,000 mV or more |
APP sensor (sub) | BF | Accelerator pedal position sensor (sub) | Ignition switch: "ON" | Release the accelerator pedal | 6 - 14 % |
Depress the accelerator pedal gradually | Increases in response to the pedal depression stroke |
Depress the accelerator pedal fully | 40 - 50 % or more |
A/C compressor fluid pressure | 172 | A/C pressure sensor (voltage) | Refer to GROUP 55A - On-vehicle Service - Simple Inspection of The A/C Pressure Sensor . | Nearly corresponds with the characteristic diagram. |
A/C thermo sensor | 174 | Fin thermo sensor | Ignition switch: "ON" | Evaporator outlet temperature is the same as scan tool (M.U.T.-III) displayed temperature |
Barometric pressure sensor | BB | Barometric pressure sensor | Ignition switch: "ON" | Engine stopped [At altitude of 0 m (0 ft.)] | 101 kPa (29.8 in.Hg) |
Engine stopped [At altitude of 600 m (1,969 ft.)] | 95 kPa (28.1 in.Hg) |
Engine stopped [At altitude of 1,200 m (3,937 ft.)] | 88 kPa (26.0 in.Hg) |
Engine stopped [At altitude of 1,800 m (5,906 ft.)] | 81 kPa (23.9 in.Hg) |
Blower fan signal | 176 | Blower switch <Manual A/C> | Blower switch position: OFF | OFF |
Blower switch position: 1 or 2 | Low |
Blower switch position: 3 or 4 | High |
Brake booster pressure sensor | 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.
| The more frequently the brake pedal is depressed, the more the voltage rises. |
Brake light switch | 74 | Brake light switch | Ignition switch: "ON" | Depress the brake pedal fully | ON |
Release the brake pedal | OFF |
Calculated load value | 73 | Calculated load value | Engine: warming up | Engine is idling | 15 - 30 % |
2,500 r/min | 12 - 22 % |
Closed throttle position switch | 84 | Closed throttle position signal | Ignition switch: "ON" | Release the accelerator pedal | ON |
Depress the accelerator pedal fully | OFF |
Cranking signal | 79 | Cranking signal (ignition switch-ST) | Ignition switch: "ON" | Engine: stopped | OFF |
Engine: cranking | ON |
Crankshaft position sensor | 2 | Crankshaft position sensor | - Engine: cranking
- Tachometer: connected
| Engine speeds displayed on the scan tool(M.U.T.-III) and tachometer are identical. |
Engine: idling | Engine coolant temperature is -20°C (-4°F) | 1,300 - 1,500 r/min |
Engine coolant temperature is 0°C (32°F) | 1,250 - 1,450 r/min |
Engine coolant temperature is 20°C (68°F) | 1,040 - 1,240 r/min |
Engine coolant temperature is 40°C (104°F) | 850 - 1,050 r/min |
Engine coolant temperature is 80°C (176°F) | 600 - 800 r/min <M/T> 650 - 850 r/min <CVT> |
ECT sensor | 6 | Engine coolant temperature sensor | Ignition switch: "ON" or with engine running | Engine coolant temperature is -20°C (-4°F) | -20°C (-4°F) |
Engine coolant temperature is 0°C (32°F) | 0°C (32°F) |
Engine coolant temperature is 20°C (68°F) | 20°C (68°F) |
Engine coolant temperature is 40°C (104°F) | 40°C (104°F) |
Engine coolant temperature is 80°C (176°F) | 80°C (176°F) |
Electric power steering current | 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 30A or less |
Engine control relay | 95 | MFI relay | Ignition switch: "ON" | ON |
Engine oil pressure switch | 90 | Engine oil pressure switch | Ignition switch: "ON" | ON |
Engine is idling | OFF |
Equivalence Ratio (LAFS) | E0 | Linear air-fuel ratio sensor equivalence ratio | Engine: warming up (Air/fuel mixture is made leaner when decelerating and is made richer when revving) | When the engine is running at 4,000 r/min, decelerate suddenly. | 1.3 or more → 0.96 or less (After several seconds have elapsed) |
When engine is suddenly revved | 0.96 or less |
Engine: warming up (The linear air-fuel ratio sensor signal is used to check the air/fuel mixture ratio, and control condition is also checked by the ECM.) | Engine is idling | Equivalence ratio changes repeatedly between 0.99 or less and 1.005 or more. |
2,500 r/min |
ETV relay | 96 | Throttle actuator control motor relay | Ignition switch: "ON" | ON |
EVAP. emission purge SOL. duty | 49 | Evaporative emission purge solenoid duty | Engine: warming up with Open loop drive condition, without EVAP leak monitor | 1 % or more |
Front defroster switch | 153 | Defogger switch <Manual A/C> | Defogger switch: OFF | OFF |
Defogger switch: ON | ON |
Fuel level gauge | 51 | Fuel level gauge | - Ignition switch: "ON"
- The residual fuel amount in the tank is shown.
- "0 %" means "Empty" and "100 %" means "Full".
| 0 - 100 % (Display range) |
Fuel level input | 121 | Fuel level input | - Ignition switch: "ON"
- The residual fuel amount in the tank is shown.
- "0 %" means "Empty" and "100 %" means "Full".
| 0 - 100 % (Display range) |
Fuel pump relay | 97 | Fuel pump relay | Ignition switch: "ON" | OFF |
Engine: cranking | ON |
Fuel system status (bank 1) | 105 | Fuel control system status | Engine: warming up | 2,500 r/min | CL: Using O2S |
When engine is suddenly revved | OL: DRV condition |
Fuel system status (bank 2)*5 | 106 | - | - | - |
Fuel tank differential PRS. SNSR | 52 | Fuel tank differential pressure sensor | - Ignition switch: "ON"
- Fuel cap removal
| 1,500 - 3,500 mV |
Fuel tank temperature sensor | 53 | Fuel tank temperature sensor | - In cooled state
- Ignition switch: "ON"
| Approximately the same as the outdoor temperature |
Ignition switch | 85 | Ignition switch (IG1) | Ignition switch: "ON" | ON |
Injectors | 17 | Injectors*2 | Engine: cranking | When engine coolant temperature is 0°C (32°F) | 74 - 94 ms |
When engine coolant temperature is 20°C (68°F) | 26.9 - 46.9 ms |
When engine coolant temperature is 80°C (176°F) | 7 - 13 ms |
Injectors*3 | - Engine coolant temperature: 80 - 95°C (176 - 203°F)
- Lights, electric cooling fan and all accessories: OFF"4
- Transaxle: Neutral (CVT: P range)
| Engine is idling | 1.5 - 3.5 ms |
2,500 r/min | 1.0 - 3.3 ms |
When engine is suddenly revved | Increases |
Intake air temperature sensor 1 | 5 | Intake air temperature sensor | Ignition switch: "ON" or with engine running | Intake air temperature is -20°C (-4°F) | -20°C (-4°F) |
Intake air temperature is 0°C (32°F) | 0°C (32°F) |
Intake air temperature is 20°C (68°F) | 20°C (68°F) |
Intake air temperature is 40°C (104°F) | 40°C (104°F) |
Intake air temperature is 80°C (176°F) | 80°C (176°F) |
Intake VVT angle (bank 1) | 36 | MIVEC phase angle | Engine: warming up, idle | 0 -16°CA (ATDC) |
Engine: warming up, sudden revving | Decreases (advances) |
ISC learned value (A/C OFF) | 68 | Idle speed control learned value (A/C OFF) | - Ignition switch: "ON"
- Indicates the learning value to compensate for the opening angle of idling speed control (opening angle of throttle valve).
- The negative side shows "close" side, while the positive side shows "open" side.
| -1 to 3 L/s (Display range) |
ISC learned value (A/C ON) | 69 | Idle speed control learned value (A/C ON) | - Ignition switch: "ON"
- Indicates the learning value to compensate for the opening angle of idling speed control (opening angle of throttle valve) with the air conditioning turned ON.
- The negative side shows "close" side, while the positive side shows "open" side.
| -1 to 3 L/s (Display range) |
Knock retard | 32 | Knock retard | Engine: warming up, sudden revving | According to acceleration, knock retard is increased. |
LAFS (front) | E1 | Linear air-fuel ratio sensor | Engine: warming up (Air/fuel mixture is made leaner when decelerating and is made richer when revving) | When the engine is running at 4,000 r/min, decelerate suddenly. | 3.5 V or more → 2.0 V or less (After several seconds have elapsed) |
When engine is suddenly revved | 2.0 V or less |
Engine: warming up (The linear air-fuel ratio sensor signal is used to check the air/fuel mixture ratio, and control condition is also checked by the ECM.) | Engine is idling | Voltage changes repeatedly between 2.25 V or less and 2.35 V or more. |
2,500 r/min |
Learned knock retard | 33 | Knock control learned value | - Ignition switch: "ON"
- The learning value is shown, which compensates the ignition time based on the knock sensor.
- "0 %" means "retard angle" and "100 %" means "advance angle".
| 0 - 100 % (Display range) |
Long term fuel trim (bank 1) | 26 | Long-term fuel trim | Engine: warming up, 2,500 r/min without any load (during closed loop) | - 10 to 10 % |
MAP sensor | 8 | Manifold absolute pressure sensor | Ignition switch: "ON" | Engine stopped [At altitude of 0 m (0 ft.)] | 101 kPa (29.8 in.Hg) |
Engine stopped [At altitude of 600 m (1,969 ft.)] | 95 kPa (28.1 in.Hg) |
Engine stopped [At altitude of 1,200 m (3,937 ft.)] | 88 kPa (26.0 in.Hg) |
Engine stopped [At altitude of 1,800 m (5,906 ft.)] | 81 kPa (23.9 in.Hg) |
Engine: warming up, idling | 22 - 42 kPa (6.5 - 12.4 in.Hg) |
When engine is suddenly revved | Manifold pressure varies |
Neutral switch | 87 | Neutral switch <CVT> | Ignition switch: "ON" | Shift lever: P or N | ON |
Shift lever: except P and N | OFF |
Normally closed brake switch | 89 | Normally closed brake switch | Ignition switch: "ON" | Depress the brake pedal | ON |
Release the brake pedal | OFF |
Oxygen sensor (bank1 sensor2) | AD | Heated oxygen sensor (rear) | - Transaxle: 2nd (CVT: L range)
- Drive with wide open throttle
- Engine: 3,500 r/min or more
| 0.6 - 1.0 V |
Power supply voltage | 1 | Power supply voltage | Ignition switch: "ON" | Battery positive voltage |
Radiator fan control relay (high) | 100 | Cooling fan relay (high) | - | Not relevant for service |
Radiator fan control relay (low) | 101 | Cooling fan relay (low) | Cooling fan inactive state | OFF |
Cooling fan low-speed rotation state | ON |
Refrigerant pressure sensor | 175 | A/C pressure sensor | Refer to GROUP 55A - On-vehicle Service - Simple Inspection of The A/C Pressure Sensor . | Nearly corresponds with reading on the gauge manifold. |
Relative APP sensor | DD | Relative accelerator pedal position sensor | Ignition switch: "ON" | Release the accelerator pedal | 0 - 5 % |
Depress the accelerator pedal gradually | Increases in response to the pedal depression stroke |
Depress the accelerator pedal fully | 95 % or more |
Relative TP sensor | BC | Relative throttle position sensor | - Remove the intake air hose at the throttle body
- Disconnect the electronic-controlled throttle valve connector, and then connect terminal numbers No. 3, No. 4, No. 5 and No. 6 with the use of the special tool (MB991658).
- Ignition switch: "ON"
| Fully close the throttle valve with your finger | 0 - 5 % |
Fully open the throttle valve with your finger | 88 - 100 % |
Short term fuel trim (bank 1) | 28 | Short-term fuel trim | Engine: warming up, 2,500 r/min without any load (during closed loop) | -25 to 25 % |
Spark advance | 16 | Ignition timing advance | - Engine: warming up
- Timing light is set (to check actual ignition timing)
- Transaxle: neutral (CVT: P range)
| Engine is idling | 0 - 18° CA (BTDC) |
2,500 r/min | 31 - 51° CA (BTDC) |
Starter relay | 102 | Starter relay | Ignition switch: "ON" | OFF |
Engine: Cranking | ON |
Target ETV value | 59 | Throttle actuator control motor target value | - Engine: warming up
- The target opening degree of the throttle valve is shown.
- "0 V" means "fully closed throttle valve" and "5 V" means "fully opened throttle valve".
| 0 - 5 V (Display range) |
Target idle speed | 3 | Target idle speed | Engine: idling | Engine coolant temperature is -20°C (-4°F) | 1,300 - 1,500 r/min |
Engine coolant temperature is 0°C (32°F) | 1,250 - 1,450 r/min |
Engine coolant temperature is 20°C (68°F) | 1,040 - 1,240 r/min |
Engine coolant temperature is 40°C (104°F) | 850 - 1,050 r/min |
Engine coolant temperature is 80°C (176°F) | 600 - 800 r/min <M/T> 650 - 850 r/min <CVT> |
Throttle actuator | 58 | Throttle actuator control motor | - Engine: warming up
- The target opening degree of the throttle valve is shown.
- "0 %" means "fully closed throttle valve" and "100 %" means "fully opened throttle valve".
| 0 - 100 % (Display range) |
TP sensor (main) | 13 | Throttle position sensor (main) | - Remove the intake air hose at the throttle body
- Disconnect the electronic-controlled throttle valve connector, and then connect terminal numbers No. 3, No. 4, No. 5 and No. 6 with the use of the special tool (MB991658).
- Ignition switch: "ON"
| Fully close the throttle valve with your finger | 300 - 700 mV |
Fully open the throttle valve with your finger | 4,300 - 4,800 mV |
Engine: warming up, idling | No load | 520 - 620 mV |
A/C switch: "OFF" → "ON" | Voltage rises |
Shift lever: N → D <CVT> |
TP sensor (main) | AB | Throttle position sensor (main) | - Remove the intake air hose at the throttle body
- Disconnect the electronic-controlled throttle valve connector, and then connect terminal numbers No. 3, No. 4, No. 5 and No. 6 with the use of the special tool (MB991658).
- Ignition switch: "ON"
| Fully close the throttle valve with your finger | 6 - 14 % |
Fully open the throttle valve with your finger | 80 - 96 % |
TP sensor (main) learned value | 14 | Throttle position sensor (main) mid opening learning value | This item shows the throttle valve opening learning value when the vehicle enters into the limp home mode. |
TP sensor (sub) | 15 | Throttle position sensor (sub) | - Remove the intake air hose at the throttle body
- Disconnect the electronic-controlled throttle valve connector, and then connect terminal numbers No. 3, No. 4, No. 5 and No. 6 with the use of the special tool (MB991658).
- Ignition switch: "ON"
| Fully close the throttle valve with your finger | 4,300 - 4,700 mV |
Fully open the throttle valve with your finger | 200 - 700 mV |
TP sensor (sub) | BD | Throttle position sensor (sub) | - Remove the intake air hose at the throttle body
- Disconnect the electronic-controlled throttle valve connector, and then connect terminal numbers No. 3, No. 4, No. 5 and No. 6 with the use of the special tool (MB991658).
- Ignition switch: "ON"
| Fully close the throttle valve with your finger | 6 - 14 % |
Fully open the throttle valve with your finger | 87 - 96 % or more |
Vehicle speed | 4 | Vehicle speed | Drive at 40 km/h (25 mph). | Approximately 40 km/h (25 mph) |