DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| C1B51-16 |
BSW/BSI IND SHORT CIR (Blind Spot Warning indicator short circuit) |
Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | – | ||
| Threshold | Short circuit in Blind Spot Warning indicator circuit is detected. (Over current is detected) | ||
| Diagnosis delay time | – | ||
POSSIBLE CAUSE
Blind Spot Warning indicator LH circuit
Blind Spot Warning indicator LH
Side radar LH
FAIL-SAFE
The following systems are canceled:
Blind Spot Warning (BSW)
Rear Cross Traffic Alert (RCTA)
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Start the engine.
Select “All DTC Reading” mode.
Check if “C1B51-16” is detected as the current malfunction in “Self Diagnostic Result” mode of “Side radar (Rear left)”.
Is the “C1B51-16” detected as the current malfunction?
YES>>Refer to Diagnosis Procedure.
NO>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>Confirmation after repair: Inspection End.
CHECK BSW INDICATOR CIRCUIT FOR SHORT
Turn ignition switch OFF.
Disconnect side radar LH harness connector and blind spot warning indicator LH harness connector.
Check continuity between side radar LH harness connector and ground.
| Side radar LH |
Ground |
Continuity | |
| Connector | Terminal | ||
| B465 | 4 | No | |
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair the harnesses or connectors.
REPLACE THE BLIND SPOT WARNING INDICATOR
CONSULT
Replace the blind spot warning indicator LH.
Perform “All DTC Reading”.
Check if “C1B51-16” is detected in “Self Diagnostic Result” of “Side radar (Rear left)”
Is the DTC “C1B51-16” detected?
YES>>Replace the side radar LH. Refer to Removal and Installation.
NO>>Inspection End.
C1b50-49 Side Radar Malfunction
C1b52-17 Blind Spot Warning Indicator Open Circuit
The autolight system allows the headlights to turn on and off automatically. The autolight system can:
Turn on the headlights, front parking, tail, license plate and instrument panel lights automatically when it is dark. Turn off all the lights (except daylight running lights) when it is light. Keep all the lights on for a period of time after you place the ignition switch in the OFF position and all doors are closed.