Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2327 rear radar internal failure (internal electric circuit)

Subaru Legacy BN/BS (2015-2019) Service Manual / Blind spot detection rear cross traffic alert (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b2327 rear radar internal failure (internal electric circuit)

DTC DETECTING CONDITION:

Defective radar sensor

TROUBLE SYMPTOM:

• All functions of BSD/RCTA stop.

• Fail icon is displayed in the combination meter LCD display.

• Failure-related notification is displayed for approx. two seconds on LCD display in the combination meter.

NOTE:

Check and replace the side that displayed the DTC.

STEP	CHECK	YES	NO
1.CHECK BSD/RCTA. 1) Perform the Clear Memory Mode. Clear Memory Mode 2) Read the DTC again. Read Diagnostic Trouble Code (DTC)	Is DTC B2327 displayed- (Current malfunction)	Replace the radar sensor. Radar Sensor	Even if DTC is displayed, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again. NOTE: In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.

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Other materials:

Inspection
1. Prepare the vehicle.NOTE:Check that the ambient temperature is 25 — 40°C (77 — 104°F) and that the humidity is 30% — 80%.• Place the vehicle in the workshop or in the shade and windless condition.• Open all windows.2. Set the vehicle to the following conditions.Ite ...