Subaru Impreza 2004 Service Manual page 188

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CH:DTC P1089 TUMBLE GENERATED VALVE POSITION SENSOR 1 CIRCUIT
HIGH
• DTC DETECTING CONDITION:
• Immediately at fault recognition
• TROUBLE SYMPTOM:
• Erroneous idling
• Engine stalls.
• Poor driving performance
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H4DOTC)(diag)-
47, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4DOTC)(diag)-39, Inspec-
tion Mode.>.
• WIRING DIAGRAM:
• LHD model
TUMBLE GENERATOR VALVE
POSITION SENSOR RH
F2
B100
E54
E2
F61
F74
B200
1
6
B83
B135 ECM
EN(H4DOTC)(diag)-267
ENGINE (DIAGNOSTICS)
E54
1 2 3
F74
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15 16
F61
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
17 18 19 20
F2
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
B83
1 2 3
4 5 6
B135
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19
20 21 22 23 24 25 26 27 28
EN-02572