APP_w153 — Rcm Mia Party Bus

Full alert identifier: APP_w153_rcmMiaPartyBus

Alert description

One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the restraint control module (RCM) ECU is not received on the Party bus, indicating the RCM ECU may be unavailable (MIA).

Potential impact

Autopilot features may be unavailable, or may not function as expected.

Set condition

One or more of the expected messages from the RCM ECU is not received on the Party bus.

Clear condition

The Autopilot ECU starts receiving expected messages from the RCM ECU on the Party bus.

Signals to check

These diagnostic fields are associated with APP_w153. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Inertial 1 `APP_sw153_inertial1`	—
Inertial 2 `APP_sw153_inertial2`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APP_w153.

APP_w150 — Di Mia Party Bus APP_w150_diMiaPartyBus One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the drive inverter (DI) ECU is not received on the Party bus, indicating the DI ECU may be unavailable (MIA).
APP_w152 — Esp Mia Party Bus APP_w152_espMiaPartyBus One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the electronic stability program (ESP) ECU is not received on the Party bus, indicating the ESP ECU may be unavailable (MIA).
APP_w151 — Epas Mia Party Bus APP_w151_epasMiaPartyBus One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the electronic power assisted steering (EPAS) ECU is not received on the Party bus, indicating the EPAS ECU may be unavailable (MIA).
APP_w154 — Vcleft Mia Party Bus APP_w154_vcleftMiaPartyBus One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the left vehicle controller (VCLEFT) is not received on the Party bus, indicating the VCLEFT may be unavailable (MIA).
APP_w155 — Vcright Mia Party Bus APP_w155_vcrightMiaPartyBus One or more of the messages the Autopilot electronic control unit (ECU) receives periodically from the right vehicle controller (VCRIGHT) is not received on the Party bus, indicating the VCRIGHT may be unavailable (MIA).

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