| Vehicle | Component | Symptoms if faulty | |---------|-----------|---------------------| | | Engine fusebox (PSF1) – internal relay 09D1 | Intermittent starting, wipers on their own, lights flickering | | Berlingo / Partner (2008-2015) | Wiring harness – injector subharness (connector 09D1) | Misfire, injector circuit code, limp mode | | C5 (X7, 2008+) | Suspension height sensor (rear, part ends in 09D1) | "Suspension fault", car stuck low/high |