Circuit/System Description

The accessory wake up serial data 2 circuit is energized by the K114B Hybrid/EV Powertrain Control Module 2 to immediately activate other devices connected to this circuit when the K9 Body Control Module signals the K114B Hybrid/EV Powertrain Control Module 2 that serial data is required.

Depending on the option content, devices that may receive the wake up signal are as follows:

• K1 14 V Power Module
• T18 Battery Charger
• K16 Battery Energy Control Module
• K17 Electronic Brake Control Module
• G1 A/C Compressor
• K71 Transmission Control Module / T12 Automatic Transmission Assembly
• K20 Engine Control Module
• K114A Hybrid/EV Powertrain Control Module 1 / T6 Power Inverter Module