LEMON Manuals
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Subaru
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2021
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WRX Base
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Repair and Diagnosis
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External Pages
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Different car
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Section 75 (Engine Control System (Diagnostics) (4 Of 4))
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC U0073: Control Module Communication Bus Off
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Execution Condition
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Execution Condition
WARNING:
This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
Secondary parameters
Execution condition
Battery voltage
10.9 V or more