124 Driving and operatingEngine exhaust9 DangerEngine exhaust gases containpoisonous carbon monoxide,which is colourless and odourlessand could be fatal if inhaled.If exhaust gases enter the interiorof the vehicle, open the windows.Have the cause of the faultrectified by a workshop.Avoid driving with an open loadcompartment, otherwise exhaustgases could enter the vehicle.Catalytic converterThe catalytic converter reduces theamount of harmful substances in theexhaust gases.CautionFuel grades other than those listedon pages 3 144, 3 202 coulddamage the catalytic converter orelectronic components.Unburnt petrol will overheat anddamage the catalytic converter.Therefore avoid excessive use ofthe starter, running the fuel tankdry and starting the engine bypushing or towing.In the event of misfiring, unevenengine running, a reduction in engineperformance or other unusualproblems, have the cause of the faultrectified by a workshop as soon aspossible. In an emergency, drivingcan be continued for a short period,keeping vehicle speed and enginespeed low.Manual transmissionTo engage reverse, with the vehiclestationary wait 3 seconds afterdepressing the clutch pedal and thenpress the release button on theselector lever and engage the gear.If the gear does not engage, set thelever to neutral, release the clutchpedal and depress again; then repeatgear selection.Do not slip the clutch unnecessarily.When operating, depress the clutchpedal completely. Do not use thepedal as a foot rest.