Subaru IMPREZA 2004 Service Manual page 469

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
AL:DTC P0340 CAMSHAFT POSITION SENSOR "A" CIRCUIT (BANK 1 OR SIN-
GLE SENSOR)
• DTC DETECTING CONDITION:
• Immediately at fault recognition
• TROUBLE SYMPTOM:
• Engine stalls.
• Failure of engine to start
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H4SO)(diag)-47,
OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4SO)(diag)-40, OPERATION,
Inspection Mode.>.
• WIRING DIAGRAM:
LHD : 20
RHD : 19
LHD : 18
RHD : 17
LHD WITH
IMMOBILIZER : 7
RHD WITHOUT
IMMOBILIZER : 6
RHD : 7
CAMSHAFT
POSITION
SENSOR
E15
E2
B21
B135 ECM
EN(H4SO)(diag)-160
1 2 3
8 9 10
20 21
E
E15
1 2
B21
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
17 18 19 20
B135
4 5 6 7
11 12 13 14 15 16 17 18 19
22 23 24 25 26 27 28
EN-01431