DTC P1120[AJ (3.0L Duratec)]
id0102a4822600
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DTC P1120 |
TP sensor out of range low (Ratch to low) |
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DETECTION CONDITION
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• If PCM detects TP sensor voltage at PCM terminal 89 below 0.17 V after Turn the ignition switch to the ON position, PCM determines that TP circuit has a malfunction.
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POSSIBLE CAUSE
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• TP sensor malfunction
• Connector or terminal malfunction
• PCM malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
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Yes
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Go to next step.
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No
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Record FREEZE FRAME DATA on repair order, then go to next step.
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2
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VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Check for related Service Information availability.
• Is any related Service Information available?
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Yes
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Perform repair or diagnosis according to available Service Information.
• If vehicle is not repaired, go to next step.
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No
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Go to next step.
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3
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VERIFY OTHER DTC PRESENT
• Is DTC P0122 or P0123 present?
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Yes
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Go to applicable DTC inspection.
(See DTC TABLE[AJ (3.0L Duratec)].)
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No
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Go to next step.
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4
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INSPECT TP SENSOR
• Inspect the TP sensor.
• Is there any malfunction?
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Yes
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Replace throttle body, then go to next step.
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No
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Go to next step.
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5
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VERIFY TROUBLESHOOTING OF DTC P1120 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear DTC from memory using M-MDS.
• Start engine.
• Perform “KOEO/KOER self-test”
• Is same DTC present?
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Yes
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Replace PCM, then go to next step.
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No
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Go to next step.
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6
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VERIFY AFTER REPAIR PROCEDURE
• Perform "AFTER REPAIR PROCEDURE".
• Is there any DTC present?
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Yes
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Go to applicable DTC inspection.
(See DTC TABLE[AJ (3.0L Duratec)].)
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No
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Troubleshooting completed.
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