5125 posts · Joined 2008. #4 · Aug 18, 2011. The ECU will definitely be coded to the immobiliser. On 1.7 DTi models, a defective solenoid in the pump can cause failure of the ECU due to excessive current draw causing components to burn out. This *should* cause other fault codes to appear. A circuit checks the voltage being produced by the alternator and switches on the battery light should it be low. If the battery light comes on, that indicates that there’s a problem with the battery recharging process. If the dashboard light comes on then stays on while you drive, it’s likely that cause is probably a broken or damaged Get to the garage as soon as possible with your Opel Astra: The engine light comes on and goes off, or flashes : the causes can be multiple, but you must go check it with a garage. The indicator light comes on and stays on : it most certainly comes from the antipollution system which presents anomalies, it is better to go to a garage nearby. 3 days ago · No power fuel is fine problem is spark don't know if coil is dead. 1994 Opel Astra. Joseph South Africa, Greenpoint, Kimberley. No power when climbing a hill. 2005 Opel Astra. Nontsikelelo South Africa, Qwa-Qwa, Johannesburg. Engine management light on at slow speed but goes off at 120 km/h. Possible causes of the “check engine” light coming off and on are: A loose gas cap. A faulty oxygen sensor. Bad spark plugs. A faulty mass airflow sensor. A check engine light that turns on and off intermittently is not uncommon. If the check engine light turns on and then off, it is possible that the main computer is not correctly The point of the engine indicator light on your Honda Accord is to keep you notified of a motor problem, it can be associated with many different concerns, and, dependent on how it turns on itself, will correspond to more or less serious failures. We are going to talk about the 3 types of warns of the engine light of your car. The most common of all trouble codes is P0420 (it indicates your Opel Astra’s catalytic converter isn’t scrubbing pollutants efficiently). Here are some of the other most common codes: P0442 – Small EVAP leak (most commonly fixed by tightening a loose gas cap or replacing it) Holden Astra High Beam Lights On. This means your front high-beam driving lights are on. These lights are used for 0.01% of driving and typically for country roads late at night. Fines can apply for use of high beams in dense residential areas. Do NOT use high team driving lights within 400 metres (1,000 feet) of an oncoming car. Voltage should read 13.8 to 14.2 with engine running. Nearly flat battery's will recover a certain amount after standing for a while, so that's probably why it started after a couple of hours. Check the alternator wiring first, and also make sure the free wheel pulley on the alternator hasn't failed. Press the MENU button on the left stalk to scroll through the menu and then get onto the VEHICLE tab. Find the OIL LIFE. Roll up the thumbwheel to find the OIL LIFE. Press the SET/CLR button for several seconds. Once you get there you hold on to the SET/CLR button until you get a message that you sure you want to reset. aOIO.