Home/Opel/Arena/Opel Arena I (1997-2001)/Repair manual/Diesel Engine/Checking + Adjusting Ops on the Engine Idle Speed Check and…
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Checking + Adjusting Ops on the Engine Idle Speed Check and Adjust Opel Arena I

Idle Speed, Check and Adjust

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

Heater fan intake ducting from fan unit - release from spring clips.

Engine undershield from underbody - bolts.

.D. ICON07.tif0,750,75tiff;; Measure

Engine speed at crankshaft pulley - use photocell tachometer directed at piece of reflective tape (arrowed) attached to front face of crankshaft pulley.

Allow engine to run, and measure idle speed at normal operating temperature. Idle speed - 725 to 825 rpm.
.P. T0738.tif97,5tiff;;
.D. ICON08.tif0,750,75tiff;; Adjust

Idle speed, if necessary - ensure lever (1) rests against stop screw (2); adjust stop screw to obtain correct speed - 725 to 825 rpm.

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

Engine undershield to underbody - bolts.

Heater fan intake ducting to fan unit - spring clips.
.P. T0739.tif97,5tiff;;