DTC B1893 [MULTI INFORMATION DISPLAY]SM2445947
DTC B1893 [MULTI INFORMATION DISPLAY]

id0902i4935700

DESCRIPTION

Open circuit in GPS antenna circuit

DETECTION CONDITION
• Multi information display detects open circuit in GPS antenna circuit for 5 s or more, while the ignition switch is ACC.
POSSIBLE CAUSE
• GPS antenna connector or terminals malfunction
• Multi information display connector or terminals malfunction
• GPS antenna feeder malfunction
• GPS antenna malfunction
• Multi information display malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
INSPECT GPS ANTENNA CONNECTOR CONDITION
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable.
• Disconnect the GPS antenna connector.
• Inspect the connector and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
Yes
Repair or replace the connector or terminals, then go to Step 5.
No
Go to the next step.
2
INSPECT MULTI INFORMATION DISPLAY CONNECTOR CONDITION
• Disconnect the multi information display connector.
• Inspect the connector and terminals (corrosion, damage, pin disconnection).
• Is there any malfunction?
Yes
Repair or replace the connector or terminals, then go to Step 5.
No
Go to the next step.
3
INSPECT GPS ANTENNA FEEDER
• Inspect the GPS antenna feeder. (See GPS ANTENNA FEEDER INSPECTION.)
• Is there any malfunction?
Yes
Replace the GPS antenna feeder, then go to Step 5.
No
Go to the next step.
4
INSPECT GPS ANTENNA
• Make sure to reconnect the disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC from multi information display using the M-MDS. (See CLEARING DTC [MULTI INFORMATION DISPLAY].)
• Turn the ignition switch to the ACC position.
• Perform the “DTC INSPECTION” to confirm the multi information display DTC. (See DTC INSPECTION [MULTI INFORMATION DISPLAY].)
• Is the same DTC present?
Yes
Replace the GPS antenna, then go to the next step.
No
Go to Step 6.
5
VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect the disconnected connectors.
• Reconnect the negative battery cable.
• Clear the DTC from multi information display using the M-MDS. (See CLEARING DTC [MULTI INFORMATION DISPLAY].)
• Turn the ignition switch to the ACC position.
• Perform the “DTC INSPECTION” to confirm the multi information display DTC. (See DTC INSPECTION [MULTI INFORMATION DISPLAY].)
• Is the same DTC present?
Yes
Replace the multi information display, then go to the next step.
No
Go to the next step.
6
VERIFY THAT NO OTHER DTCs ARE PRESENT
• Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.