DTC B2553: Ignition Relay: Description
WARNING: This page is about a different variant/trim than selected.
BCM turns ON the following relays to ignition power supply to each ECU when the ignition switch is turned ON.
- Ignition relay (inside fuse box)
- Ignition relay (inside IPDM E/R)
- Blower relay
BCM checks any ignition relay ON request for consistency with the actual ignition relay operation status.