Mike's Workshop Manuals
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Jeep
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2018
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Grand Cherokee Altitude, AWD
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Repair and Diagnosis
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Engine Performance
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System
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3.6L - DTCS P2107 To U0131
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DTC Troubleshooting
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P257D-Engine Hood Switch Circuit Performance
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the voltage reading for the Hood Ajar Switch received over the CAN BUS from the BCM is implausible for 0.32 seconds.