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Technical Data - Checking and Adjustment Values (X25XE, Y26SE) Opel Vectra B

DOHC Petrol Engine ~113 words

Checking and Adjustment Values (X 25 Xe, Y 26 Se)

EngineX 25 XE
Idle speed
with manual transmission with automatic transmissionrpm rpm570 - 730 570 - 730
Maximum rpmrpm6800
CO contentVol. %
Spark plug electrode gapmm0.9 - 1.1
Compression pressurekPa1200 - 1500
Pressure lossnot more than 25% per cylinder
Valve clearancemm0
Ignition timing at idle speed

When checking the idle speed and the CO content, ensure the following:

  • Electrical consumers switched off
  • Engine at operating temperature (oil temperature ≥ 80 �C / 176 �F).
  • Selector lever in position "P" with automatic transmission
  • CO test with 2,800 to 3,200 rpm without load

Checking and Adjustment Values

EngineX 25 XE (as of MY '99)Y 26 SE
Idle speed
with manual transmission with automatic transmissionrpm rpm640 - 800 640 - 800580 - 800 580 - 800
Maximum rpmrpm67006800
CO contentVol. %
Spark plug electrode gapmm0.9 - 1.11.25 - 1.45
Compression pressurekPa1200 - 15001200 - 1500
Pressure lossnot more than 25% per cylindernot more than 25% per cylinder
Valve clearancemm00
Ignition timing at idle speed

When checking the idle speed and the CO content, ensure the following:

  • Electrical consumers switched off
  • Engine at operating temperature (oil temperature ≥ 80 �C / 176 �F).
  • Selector lever in position "P" with automatic transmission
  • CO test with 2,800 to 3,200 rpm without load