Contents Section: DOHC Petrol Engine All sections

How to Check the Compression Opel Calibra I

DOHC Petrol Engine ~109 words

Compression, Check

Engine at operating temperature

(oil temperature ³ 80 °C/176 °F)

.D. ICON01.tif0,750,75tiff;; Remove, Disconnect

Remove front right footwell cover and remove fuel pump relay (1) from base.

Remove all spark plugs - see operation

"Spark Plugs, Replace".

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.D. ICON06.tif0,750,75tiff;; Inspect

Note:

Use compression recorder with rubber cone and measuring range up to 1750 kPa (17.5 bar).

Actuate starter for approx. 4 seconds with throttle valve fully open - min. engine speed 300 rpm.

The pressure difference between the individual cylinders must not exceed 100 kPa (1 bar).

.P. F1714.tif97,5tiff;;
.D. ICON02.tif0,750,75tiff;; Install, Connect

Install all spark plugs - see operation "Spark Plugs, Replace".

.D. ICON02.tif0,750,75tiff;; Install, Connect

Insert fuel pump relay (1) in base.

Install front right footwell panelling.

.P. E0703.tif97,5tiff;;