Brad's Car Manuals
: A 3rd party mirror of CHARM + LEMON car manuals
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Compass Limited
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2.0L - DTCS P0133 To P018C
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DTC Troubleshooting
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P0140 O2 Sensor 1/2 Signal Inactive
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Set Condition
Set Condition
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The Powertrain Control Module (PCM) detects that the Oxygen Sensor 1/2 signal switches from lean to rich less than 16 times within 20 seconds during monitoring.