Peugeot Upd - A9b7

: Fault in the ignition positive relay (+APC) or in the output harness from the relay.

In the world of Peugeot maintenance and diagnostics, is a specific Diagnostic Trouble Code (DTC) that indicates a fault in the ignition positive relay or its output harness a9b7 peugeot

: Use a dedicated diagnostic tool (like Diagbox) to erase the code and see if it returns immediately upon turning the ignition. : Fault in the ignition positive relay (+APC)

A: No. It also appears on Citroën models (C4, C5, Berlingo) and some early DS Automobiles. The PSA group shares the same electronics. It also appears on Citroën models (C4, C5,

If you've connected a diagnostic tool to your Peugeot and been met with the code , you're looking at a common electrical gremlin. While a string of letters and numbers might look intimidating, this specific code points to a clear area of your car's electrical nervous system: the Ignition Positive Relay (+APC) . What Does A9B7 Actually Mean?