Ignition System Circuit Diagram (1995 3.4L DOHC V6 Chevy Lumina, Monte Carlo)

This simplified ignition system wiring diagram applies to the following vehicles:

• 1995 3.4L DOHC V6 Chevrolet Lumina.
• 1995 3.4L DOHC V6 Chevrolet Monte Carlo.

This typical circuit diagram includes the following circuits:

1. Ignition coil packs.
2. 3X Crankshaft position (CKP) sensor.
   • Also known as the Low Resolution Crankshaft Position Sensor.
3. 24X Crankshaft position (CKP) sensor.
   • Also known as the High Resolution Crankshaft Position Sensor.
4. Camshaft Position (CMP) Sensor.
5. Ignition control module (ICM) assembly.
6. Knock Sensor.

LOCATIONS:

• 3X CKP Sensor: Right side of engine, behind the alternator.
• CMP Sensor: Right side of engine, below the intake manifold plenum.
• 24X CKP Sensor: Behind the crankshaft pulley.
• Knock Sensor: Right side of engine, behind the alternator.

You can find the ignition coil and ignition module tests here:

• How To Test The Ignition Coil Packs (GM 3.1L, 3.4L).
• Testing The Ignition Module and Crank Sensor (GM 3.1L, 3.4L).

RELATED WIRING DIAGRAMS:

• Fuel Injector Circuit Diagram (1995 3.4L DOHC V6 Chevrolet Lumina, Monte Carlo).
• Fuel Pump Circuit Diagram (1995 3.4L DOHC V6 Chevrolet Lumina, Monte Carlo).

You can find a complete list of wiring diagrams and tutorials for the 3.4L DOHC V6 Chevy Lumina and Monte Carlo here:

• GM 3.4L Index of Articles.