Subaru 2009 IMPREZA Service Manual page 1598

Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
2. Diagnostic Trouble Code (DTC) Detecting Criteria
A: DTC P0011 INTAKE CAMSHAFT POSITION - TIMING OVER-ADVANCED OR
SYSTEM PERFORMANCE (BANK 1)
1. OUTLINE OF DIAGNOSIS
Detect the AVCS system malfunction.
Judge NG when the amount of AVCS actual timing advance does not approach to the amount of AVCS target
timing advance.
2. COMPONENT DESCRIPTION
(1) AVCS timing controller
(2) Vane
3. ENABLE CONDITIONS
Secondary Parameters
Time of establishing all secondary
parameter conditions
Battery voltage
Engine speed
Engine coolant temperature
AVCS control
Target timing advance change amount
(per 64 ms)
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after warming up when the engine speed increases and AVCS operates.
(1)
(2)
(3) Engine control module (ECM)
(4) Oil flow control solenoid valve
Enable Condition
3000 ms
10.9 V
1300 rpm
60 °C (140 °F)
Operation
< 1.07 °CA
GD(H4DOTC)-10
(3)
(5)
(4)
(5) Oil pressure
EN-01852