Note. EOBD: «European on-board diagnostics, exhaust system diagnostics».
This diagnostic informs the driver that the emission control equipment is no longer doing its job. System errors that cause increased emission of toxic substances are stored in the memory of the fuel injection computer.
signaling device «engine diagnostics» allows, in addition to its normal functions, to report malfunctions of the emission control system (EOBD).
The EOBD diagnostic system requires the installation of another oxygen sensor downstream of the catalytic converter.