Can Communication Control

When CAN communication with the ECM and BCM is impossible, the IPDM E/R performs fail-safe control. After CAN communication recovers normally, it also returns to normal control.

If No CAN Communication Is Available With ECM

Control part	Fail-safe operation
Cooling fan	The cooling fan is operated at HI operation when the ignition switch is ON. The cooling fan turns OFF when the ignition switch is OFF.
Compressor	Compressor OFF

If No CAN Communication Is Available With BCM

Control part	Fail-safe operation
Headlamp	Turns ON the headlamp (LO) when the ignition switch is ON. Turns OFF the headlamp (LO) when the ignition switch is OFF. Headlamp (HI): OFF
Parking lamp License plate lamp Tail lamp Illumination	Turns ON the tail lamp, parking lamp, license plate lamp and each illumination when the ignition switch is ON. Turns OFF the tail lamp, parking lamp, license plate lamp and each illumination when the ignition switch is OFF.
Front wiper	The status just before activation of fail-safe control is maintained until the ignition switch is OFF while the front wiper is operating at LO or HI speed. The wiper is operated at LO speed until the ignition switch is OFF if the fail-safe control is activated while the front wiper is set in the INT mode and the front wiper motor is operating.
Daytime running light (if equipped)	Daytime running light: OFF
Front fog lamp (if equipped)	Front fog lamp: OFF
Ignition relay	The status just before activation of fail-safe is maintained.
Starter motor	Starter relay: OFF