DTC B2553: Ignition Relay: Description

BCM turns ON the following relays to ignition power supply to each ECU when the Ignition Switch is turned ON.

• Ignition Relay (located in Fuse Block)
• Ignition Relay (built into IPDM E/R)
• Blower Relay

BCM checks any Ignition Relay ON request for consistency with the actual Ignition Relay operation status.