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Engine Control System DTC Diagnostics (P16E2 - P219A)
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DTC Troubleshooting
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DTC Troubleshooting: P2199 (3.0L Engine)
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Overview
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DTC Troubleshooting: P2199 (3.0L Engine): Overview
If the temperature of IAT sensor 2 is different from the temperatures of IAT sensor 1, ECT sensor 1, and ECT sensor 2, the PCM determines an abnormality and stores the DTC.