V90 L6-2.9L VIN 96 B6304S (1998)
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throttle pulley cover
2. Lock throttle in fully-open position
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Use implement such as screwdriver.
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Remove ignition coils and spark plugs.
3. Connect starter switch
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Use starter switch tool No. 115 8263, or equivalent.
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Connect switch between alternator (+) and service socket on left-hand wheel housing.
Tool No. 115 8540-3 Extension For Compression Tester Tool No. 999 9689-4
4. Measure compression
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Use compression gauge tool No. 999 9689 and extension sleeve tool No. 115 8540, or equivalent.
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Measure compression in all cylinders.