ROAD DEPARTURE MITIGATION - RDM INDICATOR DOES NOT GO OFF (WITHOUT Auto Idle Stop System) (2016 2017 2018)
- DTCs check
-1. Turn the vehicle to the ON mode, then wait for at least 5 seconds.
- 2. Check for DTCs with the HDS.
Are any DTCs indicated?
YES
Go to the indicated DTC's troubleshooting - Refer to: How to Troubleshoot the Lane Keeping Assist System (LKAS) .
NO
Go to step 2.
- EPS system DTCs check
-1. Check for DTCs with the HDS.
DTC Description DTC Freeze Frame Are any DTCs indicated?
YES
Go to the indicated DTC's troubleshooting How to Troubleshoot the EPS .
NO
Go to step 3.
- Fuse check
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Check the following fuse.
Fuse No. C28 (10 A) Location Under-dash fuse/relay box Is the fuse OK?
YES
The fuse is OK. Reinstall the fuse, then go to step 4.
NO
Replace the fuse. Turn the vehicle to the ON mode then the OFF (LOCK) mode. If the fuse blows again, repair the short to ground on the No. C28 (10 A) fuse circuit.
- Gauge control module operation check:
Do the indicators come on?
YES
Go to step 5.
NO
Go to the gauge control module self-diagnostic function - Refer to: Gauges Self-Diagnostic Function .
- Open wire check (IG1 OPTION line)
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connector.
Multipurpose camera unit 20P connector - 3. Turn the vehicle to the ON mode.
- 4. Measure the voltage between test points 1 and 2.
Test condition Vehicle ON mode Multipurpose camera unit 20P connector: disconnected Test point 1 Multipurpose camera unit 20P connector No. 19 - Go to: Multipurpose Camera Unit Connector for Inputs and Outputs Test point 2 Body ground Is there battery voltage?
YES
The IG1 OPTION wire is OK. Go to step 6.
NO
Repair an open in the wire between the multipurpose camera unit and the under-dash fuse/relay box.
- Open wire check (GND line)
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode Multipurpose camera unit 20P connector: disconnected Test point 1 Multipurpose camera unit 20P connector No. 14 - Go to: Multipurpose Camera Unit Connector for Inputs and Outputs Test point 2 Body ground Is there continuity?
YES
The GND wire is OK. Go to step 7.
NO
Repair an open in the wire between the multipurpose camera unit and the body ground (G501).
- Open wire check (F-CAN_L, F-CAN_H lines)
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connector.
Gauge control module 32P connector - 3. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode Multipurpose camera unit 20P connector: disconnected Gauge control module 32P connector: disconnected Test point 1 Multipurpose camera unit 20P connector No. 13 - Go to: Multipurpose Camera Unit Connector for Inputs and Outputs Test point 2 Gauge control module 32P connector No. 25 - Go to: Gauge Control Module Connector for Inputs and Outputs Test point 1 Multipurpose camera unit 20P connector No. 2 - Go to: Multipurpose Camera Unit Connector for Inputs and Outputs Test point 2 Gauge control module 32P connector No. 24 - Go to: Gauge Control Module Connector for Inputs and Outputs Is there continuity?
YES
Check for loose terminals and poor connections in the multipurpose camera unit 20P connector. If they are OK, replace the Multipurpose Camera Unit - Removal and Installation .
NO
Repair an open in the wire between the gauge control module and the multipurpose camera unit.