Subaru LEGACY 2006 Manual page 138

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
M: DTC P0101 MASS OR VOLUME AIR FLOW CIRCUIT RANGE/PERFORMANCE
DTC DETECTING CONDITION:
• Detected when two consecutive driving cycles with fault occur.
• GENERAL DESCRIPTION <Ref. to GD(H4SO)-25, DTC P0101 MASS OR VOLUME AIR FLOW CIRCUIT
RANGE/PERFORMANCE, Diagnostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Erroneous idling
• Engine stalls.
• Poor driving performance
CAUTION:
After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to EN(H4SO)(di-
ag)-43, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4SO)(diag)-34, PRO-
CEDURE, Inspection Mode.>.
WIRING DIAGRAM:
MAIN RELAY
5
3
6
4
2
1
B47
*
*
B83
*
: TERMINAL No.
OPTIONAL
ARRANGEMENT
B3
1 2 3 4 5
MASS AIR FLOW AND INTAKE
AIR TEMPERATURE SENSOR
B3
B135 ECM
B47 B83
1 2 3 4
1 2
5 6 7 8
3 4
5 6
EN(H4SO)(diag)-101
ENGINE (DIAGNOSTICS)
BATTERY
SBF-7
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 29 30 31 32 33 34 35
E
EN-04032