LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 1989 >> 780 GLE, AW71 >> Repair and Diagnosis >> Engine Performance >> System >> Basic Diagnostic Procedures >> Idle Speed & Co Level
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Speed & Co Level

Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see ADJUSTMENTS article.

IDLE SPEED & CO LEVEL

Application Idle RPM CO Level %
240 DL/GL 750 (1) 0.6
740 GL 775 (1) 0.6
740 GLE 850 (1) 0.6
(1) O2 sensor disconnected. CO level is measured before catalytic converter.