On/Off Ratio Identification: LH-SFI
LH-SFI CONTROL UNIT ON/OFF RATIO IDENTIFICATION
| On/Off Ratio |
Malfunctioning Component/System |
| 0 |
Open Circuit In Voltage Supply From Diagnostic Connector Terminal No. 3 |
| 10 |
Idle Speed Recognition Inactive |
| 20 |
Full Load Recognition Inactive |
| 30 |
Coolant Temperature Less Than 158°F (70°C) or Greater Than 230°F (110°C) |
| 40 |
Not Used |
| 50 |
Input Signals Okay (No Malfunctions) |
| 60 |
TN (RPM) Signal Or Camshaft Position Sensor Not Present While Starting |
| 70 |
Starter Engaged |
| 80 |
Controller Area Network (CAN) Defective |
| 90 |
Fuel Safety Shutoff Active |
LH-SFI CONTROL UNIT ON/OFF RATIO IDENTIFICATION (ENGINE IDLING)
| On/Off Ratio |
Malfunctioning Component/System |
| 0 |
Short Circuit To Battery Positive In Wire For Test Connection (Diagnostic Connector Terminal No. 3) |
| 10 |
Idle Speed Recognition Applied Constantly |
| 20 |
Output Of Fuel Injectors Or One Or More Fuel Injectors Has An Open Circuit |
| 30 |
Coolant Temperature Sensor |
| 40 |
Air Mass Sensor Hot-Wire |
| 50 |
Oxygen Sensor Not Operational Or Defective |
| 60 |
Camshaft Position Sensor |
| 70 |
TN (RPM) Signal |
| 80 |
Controller Area Network (CAN) Defective |
| 90 |
Vehicle Speed Signal |
| 95 |
Deceleration Fuel Shut-Off Active |
| 100 |
No Voltage At LH-SFI control unit. |