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Home >> Daewoo >> 2000 >> Lanos SE, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> DTC Diagnostic Tests >> DTC P1134: O2 Bank 1 Sensor 1 Transition Ratio >> Diagnostic Aids

Diagnostic Aids

A malfunction in O2S1 ignition feed or ground circuit may cause a DTC P1134 to set. Check O2S1 Circuit for intermittent faults or poor connections. If connections and wiring are okay and DTC P1134 continues to set' replace Bank 1 Sensor 1 (O2S1).

Reviewing Failure Records vehicle mileage since diagnostic test last failed may help determine how often condition that caused DTC to be set occurs. This may assist in diagnosing condition.

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