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Monitored Item
DATA MONITOR REFERENCE CHART
| Monitored item [Unit] |
ECM input signals |
Main signals |
Description |
Remarks |
| ENG SPEED [rpm] |
x |
|
- Indicates the engine speed computed from the signal of the crankshaft position sensor (POS) and camshaft position sensor (PHASE).
|
|
| MAS A/F SE-B1 [V] |
x |
x |
- The signal voltage of the mass air flow sensor specification is displayed.
|
- When engine is running specification range is indicated.
|
| B/FUEL SCHDL [msec] |
|
|
- "Base fuel schedule" indicates the fuel injection pulse width programmed into ECM, prior to any learned on board correction.
|
- When engine is running specification range is indicated.
|
| A/F ALPHA-B1 [%] |
|
x |
- The mean value of the air-fuel ratio feedback correction factor per cycle is indicated.
|
- When engine is running specification range is indicated.
- This data also includes the data for the air-fuel ratio learning control.
|
NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.