Subaru Legacy 2005 Service Manual page 1276

ENGINE (DIAGNOSTICS)
4. DRIVE ACCORDING TO THE FOLLOWING DRIVE PATTERN
(H)
(60)
97
64 (40)
(B)
(A)
0
(A) Idle the engine for more than 10
seconds.
(B) Accelerate the vehicle to 97 km/h
(60 MPH) within 20 seconds.
(C) Drive the vehicle at 97 km/h (60
MPH) for 20 seconds.
DTC
P0134 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
*P0171 System Too Lean (Bank 1)
*P0172 System Too Rich (Bank 1)
P0246 Turbo/Super Charger Wastegate Solenoid A High
P0562 System Voltage Low
P0563 System Voltage High
Drive Cycle
(C)
(D) (F)
(E)
50
(D) Decelerate the vehicle to 64 km/h
(40 MPH) with throttle fully closed.
(E) Drive the vehicle at 64 km/h (40
MPH) for 20 seconds.
(F) Accelerate the vehicle to 97 km/h
(60 MPH) within 10 seconds.
Item
EN(H4DOTC)(diag)-36
100 150
(G) Stop the vehicle with throttle fully
closed.
(H) Vehicle speed km/h (MPH)
(I) Sec.
(G)
(I)
EN-00842
On condition
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