DTC Description
- Fault Memory & Actuation Of MIL - MIL is turned on after 2 consecutive driving cycles with fault.
- Frequency Of Testing - Once per driving cycle.
- Checked Signal Or Status - Fuel tank pressure sensor (B4/3) electrical fault or signal fluctuation.
- Upper Limit Value - More than 4.7 volts (corresponds to a pressure of approximately 35 mbar).
- Lower Limit Value - Less than 0.1 volt (corresponds to a vacuum of approximately negative 60 mbar).
- Duration Of Test - Approximately 10 seconds.
- Signal Trace - When purge control is enabled, fuel tank pressure may pulsate by a maximum of 2 mbar (approximately 0.1 volt), otherwise the charcoal canister may be blocked.