Subaru 2009 IMPREZA Service Manual page 1682

Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
AZ:DTC P0336 CRANKSHAFT POSITION SENSOR "A" CIRCUIT RANGE/
PERFORMANCE
1. OUTLINE OF DIAGNOSIS
Detect for faults in crankshaft position sensor output properties.
Judge as NG when there is a problem in the number of crankshaft signals for every revolution.
2. COMPONENT DESCRIPTION
(A)
(B)
#1BTDC10 CA
(C)
10
(A) Camshaft signal (RH)
(D) Number of crankshaft signals = 30
(2)
(1) Crankshaft position sensor
3. ENABLE CONDITIONS
Secondary Parameters
Battery voltage
Engine speed
50 CA
#3BTDC10 CA
30 30
(B) Camshaft signal (LH)
(1)
(2) Crank sprocket
Enable Condition
8 V
< 3000 rpm
GD(H4DOTC)-94
50 CA 50 CA
50 CA
#2BTDC10 CA #4BTDC10 CA
(D)
(C)
(3)
(3)
50 CA
50 CA
#1BTDC10 CA
EN-06384
Crankshaft signal
EN-05539
Crankshaft half-turn