An "Anti-Pollution System Fault" or general electrical failure message often accompanies this code.
Specialized electronics repair shops can rebuild the A9B7 unit. a9b7 peugeot
module. It generally indicates a fault within the engine wiring housing related to the ignition positive (+APC) relay or its output harness. Diagnostic Report: Fault Code A9B7 1. Code Definition Description: a9b7 peugeot