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Jeep
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2021
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Cherokee High Altitude, Automatic T/Case Control
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS B1810 To P0087
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DTC Troubleshooting
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B23BC-Stop/Start Disable Switch 1 Circuit Performance
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Set Condition
Set Condition
The Powertrain Control Module (PCM) receives the Stop/Start Disable Switch voltage input over CAN Bus from the Integrated Center Stack (ICS) Switch Bank Module. The PCM detects that the Stop/Start Disable Switch 1 input is irrational.