Code 2-1-4: Impulse Sensor Signal
- Turn ignition off. Connect an ohmmeter between terminals No. 10 (Red or Blue wire) and No. 23 (Red or Blue wire).
- Resistance should be 215-265 ohms. If engine is hot, resistance could reach 280-300 ohms. If resistance is not as specified, check wiring. If wiring is okay, check sensor. See CONTROL FUNCTION NO. 2 under SELF-DIAGNOSTICS - IGNITION SYSTEM .