Beneath the part number, in smaller print: Interface Module – Steering Wheel Controls / CAN Bus Decoder / Audio & Telematics Retention.
In theory.
He spent the next four hours with a multimeter, a laptop running CAN bus sniffing software, and a growing resentment for whoever wrote the RN-SS-11A's manual. The problem, he discovered, wasn't the module. It was the vehicle. The 2015-up Renaults used a multiplexed LIN bus for the steering wheel controls, not the standard CAN. The RP5-RN-101 firmware was supposed to handle this, but somewhere between the module's logic and the car's body control module, the handshake was failing. Model Rn-ss-11a Rp5-rn-101 For 2015-up Renault
"What programming sequence?"
He sat back in the driver's seat, surrounded by plastic trim panels and loose wires, and laughed. Beneath the part number, in smaller print: Interface
A man with a heavy accent answered. "You have the RN-SS-11A?"
He pressed the volume-up button on the steering wheel. The problem, he discovered, wasn't the module
Leo exhaled slowly. "Okay. You want to play games."