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XC70
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Repair and Diagnosis (Single Page)
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Engine Performance
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Testing & Diagnosis
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Engine Control Module (ECM) Diagnostic Trouble Codes (XC) - 7 Of 9
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ECM-901A: Communication Control Module, Communication Problems. Faulty Signal. Permanent Fault-901A Engine Control Module (ECM) Communication. Communication Fault (B5244T3; 2001)
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Too-high: signal/signal missing/too low signal.
Too-high: signal/signal missing/too low signal.
See
Too high signal/signal missing/too low signal.