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Infiniti
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2008
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M45 x
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Repair and Diagnosis
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Transmission
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Automatic Transmission
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DTC P0731 A/T 1ST Gear Function
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Possible Cause
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Possible Cause
Input clutch solenoid valve
Front brake solenoid valve
Direct clutch solenoid valve
High and low reverse clutch solenoid valve
Each clutch
Hydraulic control circuit