This video shows the location of the OBD2 data port on a Vauxhall Insignia 2009 Diesel right hand drive.Please become a Subscriber and if you Like, press the As for the boot – you’re looking at 490-litres of space with the rear-seats in place, or 1,450-litres with them folded. And now there's no estate version of the Insignia, that's all you're SOURCE: i have a warning light on my vauxhall. Emisions related can be a lot of things. It would have logged a fault code to the computer. You need the vehiclescomputer scaned to reveal the fault. Could be lots of things (O2 sensor in the exhaust, airflow sensor, vacume leak, misfire, etc) the only way to know will be to have the code extracted. few things to check are. 1) wiring harness to sensor ( i.e. Damaged wires , ) 2) plug to sensor ,are the pins on the plug corroded,bent ,damaged ,missing . 3) resistance at the plug ,if you have high resistance using a multimeter to back probe at the plug then you can identify the issue and the wire at fault . 1 Answer Myrddin R Emrys Expert 57 Answers Code 79 :: Your oil may be low. Check your oil level and add, if it is low. If its not low, there's a possibility the sensor could be malfunctioning. Additionally, consult the manual which came with the car, codes can be found there as well. Hope that helps. Thanks.! Posted on Jun 11, 2014 Add Your Answer Find used Vauxhall Insignia 2010 Cars for sale at Motors.co.uk. Choose from a massive selection of deals on second hand Vauxhall Insignia 2010 Cars from trusted Vauxhall dealers! Software update - How to access the secret menu. 05-07-2018, 03:47 PM. Not sure how much use it is yet but at least it shows version codes and installed part numbers for the intellilink etc. Have a look here: - YouTube. The Insignia uses a clutch in the torque converter to lock the engine and transmission together at highway speed. P0741 can register whenever this connection is not happening at all or happening properly. P0741 will not affect the way that the Opel Insignia’s engine performs at all. It is purely a transmission related code. Code 3 can be a serious problem if it is not addressed. A low coolant level can cause the engine to overheat, which can damage the engine. For more information = Vauxhall Insignia Codes ( dom2599 Discussion starter. 5 posts · Joined 2013. #1 · Jul 29, 2013. Hi All, Can't seem to find an answer to this. When driving at 60 mph the other day, i had the 'Service Vehicle Soon' icon come on, with 'Code 84' showing in the display. The book says code 84 - Engine power is reduced. This cleared after the car was turned off, but GfXvhnP.