The car will not start after replacing the battery
After a battery change or discharge, a car may lose settings or refuse to start. The new battery is not always the cause.
Read article →Blog
Real cases and fault analysis
What lies behind a dashboard warning, when a control unit is at fault and when it is the wiring.
Can a used control unit be installed?
On many vehicles, a second-hand control unit can be used, but simply plugging it in is rarely enough. It may contain the donor vehicle VIN, immobilise
How to look after the DPF when you mainly drive in town
Short journeys make it difficult for the particulate filter to reach the temperature needed for regeneration. The process may be interrupted repeatedl
The key opens the car but it will not start: possible causes
The remote-control and immobiliser systems are related but not identical. A key can therefore unlock the doors while still not being recognised for en
What the CAN network is and why it can immobilise a car
The CAN network allows control units to share information over a pair of wires. The engine, ABS, instrument cluster, steering, climate control and man