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2021
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WRX Base
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Repair and Diagnosis (Single Page)
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Drivelines & Axles
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Differentials & Drive Axles
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Manual Transmission And Differential (6MT) (Diagnostics)
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC U0100: Lost Communication With ECM/Pcm "A"
DTC U0100: Lost Communication With ECM/Pcm "A"
NOTE:
Refer to "LAN SYSTEM (DIAGNOSTICS)" for diagnostic procedure. Ref. to
LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE
.