DTC P0017 Crank And Cam Timing B System Failure (Bank 1): Trouble Symptom

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Engine stalls.
Improper idling

CAUTION: After repair or replacement of faulty parts, perform Clear Memory Mode Refer to , OPERATION , Clear Memory Mode and Inspection Mode Refer to , PROCEDURE , Inspection Mode.

Step	Check	Yes	No
1 CHECK CURRENT DATA. Start the engine and let it idle. Measure the exhaust AVCS system operating angle and oil flow control solenoid valve duty output using Subaru Select Monitor or general scan tool. NOTE: Subaru Select Monitor For detailed operation procedures, refer to "READ CURRENT DATA FOR ENGINE". Refer to , SUBARU SELECT MONITOR . General scan tool For detailed operation procedures, refer to the general scan tool operation manual.	Is the exhaust AVCS system operating angle approx. 0°, and oil flow control solenoid valve duty output approx. 10%?	Perform the following procedures, and clean the oil routing. Replace the engine oil and idle the engine for 5 minutes, and then replace the oil filter and engine oil. Refer to ENGINE OIL REPLACEMENT, Engine Oil. Refer to ENGINE OIL FILTER Engine Oil Filter.	Check the following item and repair or replace if necessary. Oil pipe (clog) Oil flow control solenoid valve (clog or dirt of oil routing, setting of spring) Exhaust camshaft (dirt, damage of camshaft) Timing chain (matching of timing mark)