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Home >> Suzuki >> 2008 >> Swift + >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.6L - DTC P0630 To DTC P2282 >> DTC P1391, P1392, or P1393 >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON, observe the DTC information with a scan tool. Verify DTCs P0641 or P0651 are not set.
  2. Engine running, observe the scan tool rough road sensor voltage parameter. The reading should be between 1.1-3.7 volts.
  3. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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