Network Message Chart - Indicators and Reconfigurable Telltales (RTTs)
The telltales and Reconfigurable Telltales (RTTs) are illuminated or displayed in the IPC when the IPC receives messaged inputs from other modules on the CAN, due to system faults detected, system status changes or for driver information. The IPC communicates on the HS-CAN3. If the originating module communicates on a network other than the HS-CAN3, the messaged signals are sent to the GWM first, then to the IPC.
| Indicator | Telltale/RTT (T, RTT or Both) | Network Message | Originating Module | Originating CAN | Receiving Module |
|---|---|---|---|---|---|
| ABS warning | RTT | ABS warning indicator request | ABS module | FD-CAN | IPC |
| Airbag warning | RTT | Airbag waring indicator status | RCM | HS-CAN2 | IPC |
| Auto/adaptive high beam | RTT | Auto high beam indicator request | IPMA | FD-CAN | IPC |
| Auto hold | RTT | Auto hold mode indicator | ABS module | FD-CAN | IPC |
| Auto stop/start | RTT | Stop-start standby indicator | PCM | FD-CAN | IPC |
| Auto tow haul | RTT | Auto tow active status Auto tow allow status menu |
PCM | FD-CAN | IPC |
| Auto tow allow request menu | IPC | HS-CAN3 | PCM | ||
| BLIS off | RTT | CTA left status CTA left sensor status Side obstacle detect status-left Side obstacle sensor status-left BLIS trailer tow status-left |
IPMA | FD-CAN | IPC |
| CTA right status CTA right sensor status Side obstacle detect status-right Side obstacle sensor status-right BLIS trailer tow status-right |
|||||
| Brake warning/low brake fluid warning/parking brake | RTT | Brake (red) warning indicator request | ABS module | FD-CAN | IPC |
| Park brake active status | |||||
| Brake fluid level status | ABS module | FD-CAN | BCM | ||
| Brake warning indicator request (brake fluid level) | BCM | HS-CAN1 | IPC | ||
| Charging system warning | RTT | Battery low state of charge | BCM | HS-CAN1 | IPC |
| Cruise control/ACC/set speed display | RTT | Cruise control status Cruise control override Cruise control set speed display |
PCM | FD-CAN | IPC |
| Distance indication | RTT | Forward distance alert warning indicator request | IPMA | FD-CAN | IPC |
| Door, hood, liftgate ajar | RTT | Driver door ajar status Passenger door ajar status Right rear door ajar status Left rear door ajar status Hood ajar status Liftgate ajar status |
BCM | HS-CAN1 | IPC |
| ELD (eLocker) | RTT | Rear differential lock indicator request | PCM | FD-CAN | IPC |
| Electric parking brake | RTT | Parking brake (yellow) lamp request | ABS module | FD-CAN | IPC |
| Engine over-temperature | RTT | Engine coolant temperature data Engine overheat indication request |
PCM | FD-CAN | IPC |
| Forward collision warning off | RTT | Forward collision warning indicator request | IPMA | FD-CAN | IPC |
| Four-wheel drive | RTT | 4x2 indicator request 4x4 low indicator request 4x4 high indicator request 4x4 auto indicator request |
TCCM | FD-CAN | IPC |
| Front fog lamp | RTT | Front fog lamp indicator request | BCM | HS-CAN1 | IPC |
| High beam | RTT | Headlamp high beam status | BCM | HS-CAN1 | IPC |
| Hill descent control ready | RTT | Hill descent mode | ABS module | FD-CAN | IPC |
| Lane Centering Aid (LCA) | RTT | Traffic jam assist status | IPMA | FD-CAN | IPC |
| Lane Keeping System (LKS) | RTT | Lane keeping system status display | IPMA | FD-CAN | IPC |
| LED low beam malfunction | RTT | Headlamp low beam out | BCM | HS-CAN1 | IPC |
| Lights on | RTT | Parklamp status | BCM | HS-CAN1 | IPC |
| Low fuel warning | RTT | Fuel level data | IPC | HS-CAN3 | PCM |
| Fuel level warning Fuel level display |
PCM | FD-CAN | IPC | ||
| Low engine oil pressure | RTT | Oil pressure warning indicator request Engine rpm data |
PCM | FD-CAN | IPC |
| MIL (check engine) | RTT | MIL request | PCM | FD-CAN | IPC |
| Overspeed warning (Gulf Cooperative Countries [GCC]) | RTT | Vehicle speed | PCM | FD-CAN | IPC |
| Powertrain malfunction (wrench) warning | RTT | Engine service required Transmission service required |
PCM | FD-CAN | IPC |
| 4WD service required | TCCM | FD-CAN | |||
| Body service required | BCM | HS-CAN1 | |||
| Gearshift module service required | GSM | HS-CAN2 | |||
| Progressive range select | RTT | Transmission gear display mode Transmission gear display |
PCM | FD-CAN | IPC |
| Rear fog lamp (China only) | RTT | Rear fog lamp indicator request | BCM | HS-CAN1 | IPC |
| Seatbelt/Belt-Minder | RTT | Driver seatbelt buckle status Passenger seatbelt buckle status |
RCM | HS-CAN2 | IPC |
| Speed sign recognition | RTT | Traffic sign recognition status request | IPMA | FD-CAN | IPC |
| Stability-traction control (sliding car icon) | RTT | Stability-traction control indicator request | ABS module | FD-CAN | IPC |
| Stability-traction control disabled (sliding car OFF icon) | RTT | Stability-traction control disabled indicator request | ABS module | FD-CAN | IPC |
| TPMS | RTT | Tire pressure warning indicator | BCM | HS-CAN1 | IPC |
| Turn indicator (LH/ RH) | RTT | Left turn lamp on request Right turn lamp on request |
BCM | HS-CAN1 | IPC |