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Home >> Jeep >> 2001 >> Wrangler Sahara, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0071: Ambient Temp Sensor Performance >> Description

DTC P0071: Ambient Temp Sensor Performance: Description

NOTE: Ambient temperature sensor is also referred to as Battery Temperature Sensor (BTS).

BTS performance is monitored with ignition on, coolant temperature more than 160°F (71°C) and no intake air temperature sensor faults present. DTC will set in Powertrain Control Module (PCM) memory after engine has completed 5 warm-up cycles, odometer mileage has increased 197 miles and inlet air temperature has increased less than 5°F (-15°C). Two trips are required to set this DTC. Possible causes for DTC to set are: defective BTS, defective PCM, defective connectors or wiring.

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