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337 results found for Autobiz

...Nissan Qashqai - Summer problem Pressure testing proved all was good before the system was re-charged With an improvement of the weather, I always see an increase in the number of drivers who suddenly realised that the air conditioning isn’t working, or isn’t working well. Many own...

...Just one coat…Blinding a Mercedes radar unit As vehicles have progressed, more and more systems designed to assist the driver have been developed. These have improved vehicle safety, and have provided benefits to the overall driver experience. But these systems have come with some com...

...Modern cyber security and dealing with Secure Gateway Modules As vehicles have more security sensitive systems incorporated into them, manufacturers have started to implement systems to secure them against unwanted access. Since around 2018, the Fiat Lancia Chrysler group introduced a S...

...A recent Autobiz Helpline call, regarding Park Distance Control (PDC) errors on a Volkswagen Polo, prompted us to pass on some simple test procedures to the technician. The proper test procedures for the parking system are a bit of a mystery to many technicians. Most will “listenâ€...

...SCR NOx sensor update Two recent Autobiz helpline calls, regarding test information for Land Rover rear NOx sensors that had fault codes for poor NOx readings, SCR catalyst efficiency. The testing process for the SCR efficiency begins with serial data checks on the AdBlue system. Im...

...Renault Clio - Losing coolant The owner of this 2007 Renault Clio Dynamique was having to regularly top up the expansion bottle in the cooling system, and he was concerned that this may be due a problem with the head gasket. There was no basis to this assumption, but I have discovered t...

...Ford Transit - Juddering clutch problem The owner of this 2005 Ford Transit 2.4 diesel 350, had brought the vehicle to me, as it was suffering from a bad clutch judder, and he was concerned that it was going to let him down when he needed it most. Using the motor for furniture removals,...

...BMW X5 - Transfer box control failure The owner of this 2007 BMW X5 brought the motor to me with both the ABS and 4X4 warning lights on. My first action was to connect my scanner and look for any codes in the system. I found that the codes coming up from the transmission control module...

...Over the last few years, the Autobiz Helpline has seen petrol go through some changes, and diesel fuel is not immune to new formulations. These changes are required for fuel supplies to meet the governmental renewable obligations, and to reduce the environment pollution limits. Biodiesel...

...Over the years, we have seen petrol go from leaded to unleaded, as the tetra lead content was removed from petrol. This created some issues for engines not compatible with this reduction in the lead content and required engine modifications to cope. This was especially true for older vehic...



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