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SN-160 < DTC/CIRCUIT DIAGNOSIS > [WITH PARK ASSIST] B2720-14 CORNER SENSOR [RL] B2720-14 CORNER SENSOR [RL] DTC Description INFOID:0000000010736647 DTC DETECTION LOGIC POSSIBLE CAUSE • Harness or connectors (Corner sensor rear LH circuit) FAIL-SAFE • Obstacle detection function is stopped DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE With CONSULT 1. Turn ignition switch ON. 2. Turn ignition switch OFF and wait at least 30 seconds. 3. Turn ignition switch ON and wait at least 30 seconds or more. 4. Select “Self Diagnostic Result” mode of “SONAR” using CONSULT. 5. Check DTC. Is DTC B2720-14 detected? YES >> Proceed to . NO-1 >> To check malfunction symptom before repair: Refer to GI-44, "Intermittent Incident" . NO-2 >> Confirmation after repair: INSPECTION END Diagnosis Procedure INFOID:0000000010736648 1. CHECK CORNER SENSOR SIGNAL REAR LH CIRCUIT FOR OPEN 1. Turn ignition switch OFF. 2. Disconnect sonar control unit harness connector and corner sensor rear LH harness connector. 3. Check the continuity between sonar control unit harness connector and corner sensor rear LH harness Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace malfunctioning parts. 2. CHECK CORNER SENSOR SIGNAL REAR LH CIRCUIT FOR SHORT Check the continuity between sonar control unit harness connector and ground. DTC Trouble diagnosis (Trouble diagnosis contents) Detecting condition B2720-14 CORNER SENSOR [RL] OPEN/SHORT-GND Short circuit to ground or open circuit is detected in harness be- Sonar control unit Corner sensor rear LH Continuity Connector Terminal Connector Terminal B129 6 B122 2 Existed |