Pressure · PRESSURE

In-Cylinder Pressure — PDS500x

—50 ms/divTRIG ▲ AUTODC COUPLED
182 psi
48 ms
OK
10 kS/s

What it tells you

CompressionValve TimingExhaust

With the PDS500x transducer in the cylinder, the pressure trace draws the engine's mechanical story — compression peaks, valve events, and exhaust restriction. The 100µS response catches defects a static compression test will always miss.

Symptoms this catches

  • ▸low power
  • ▸compression
  • ▸valve timing
  • ▸exhaust restriction
  • ▸cam

Watch the walkthrough

Kits that capture this signal

Pressure Diagnostic Sensor PDS500A
$825NZD incl. GST
Automotive Oscilloscope Carscope Viso Advanced
$2,995NZD incl. GST