LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2005 >> Aerio LX, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information And Diagnosis >> DTC P0340: Camshaft Position Sensor Circuit >> Reference signal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Reference signal

The CMP sensor generates 4 pulses of signals each of while has a different waveform length while the camshaft makes one full rotation.

Based on these signals, ECM judges which cylinder piston is in the compression stroke.