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Autotech 2022 Test 14: Case Study – P0303

The latest new car sales figures show that petrol-engined cars are outselling diesel by some margin. So, it seems logical to start brushing up on your Spark Ignition engine diagnostic knowledge in readiness.
This case study centers around a P0303 fault code. It examines procedures, diagnostic tool use, knowledge of gasoline direct injection systems and coil-on-plug ignition systems.
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About Autotechnician
Autotechnician is a magazine published nine times a year, delivering essential information to independent garage owners and technicians in the UK. Delivered both digitally and in print, autotechnician provides readers with technical, training, business advice, product and news, allowing our readers to keep up to date with information they need to run and work within a modern workshop.
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