What does Engine code P0026 mean?
P0026 is the OBD-II generic code indicating the engine control module (ECM) has determined that the variable valve lift solenoid for the intake valves for bank 1 takes too long to engage or does not engage.
What causes the p0026 OBD-II trouble code?
What causes the P0026 code? The ECM activates the intake valve solenoid for bank 1, but the valves do not change to the high lift position. The intake valve solenoid has an open or short circuit.
What are the possible causes of a p0028 Subaru?
P0028 SUBARU Possible Causes. Dirty engine oil. Low engine oil level. Faulty intake valve control solenoid. Intake valve control solenoid harness is open or shorted. Intake valve control solenoid circuit poor electrical connection.
Where are the trouble codes on a Subaru?
There are self-diagnositic connectors on all models, when connected with the key ON (engine off), flash trouble codes on the LED light of the oxygen moniter of the ECU. Images used with permission Copyright © 2001 ALLDATA LLC.
What are the OBD codes for a 1983 Subaru?
This should clear the codes. Vacuum switches stay on or off (1983 only)/Duty solenoid or circuit (1983 to 1985)/Injectors 1 & 2 (87-up) Ignition pulse system (1983 only)/Vehicle speed sensor or circuit or VLC solenoid valve or circuit. (1984 to 1988 carbureted)
Why is my p0026 code on my Subaru Outback?
The fault related to that code is often cleared when the pressure switch is changed, and perhaps if needed, the solenoid. As both have been replaced, this is somewhat unusual, based on other posts here that I recall. There was one discussion some time back suggesting that the use of an aftermarket engine oil filter could be a factor.
How to diagnose intake valve control solenoid circuit p0026?
NOTE: When diagnosing code P0026, start the procedure by inspecting the engine for oil leaks that could have reduced the engine oil level. Repair oil leaks as required, top off the oil level, clear the code, and operate the vehicle. Rescan to see if the code returns. If the code persists, proceed as follows-
What is the code for a 2006 Subaru Legacy?
My 2006 2.5 Legacy’s check engine light came on last week and the cruise light is flashing. When idling, the car vibrates sometime. I checked the code, and it is P0026 so I replaced the B1 intake valve control solenoid, oil pressure switch , changed oil then cleared the code.
What is the cause of oil pressure code p0026?
Low oil pressure is major cause of code P0026. If the oil pressure does not conform to specification, locate and repair the cause before commencing with the diagnostic procedure. If the oil pressure is within specification, perform a thorough inspection of all related wiring and connectors.