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DTC - Diagnostic Trouble Codes information

P0070

Powertrain Codes

P0070 - BMW - Ambient Air Temperature Sensor Malfunction

Symptoms

- Engine Light ON (or Service Engine Soon Warning Light)

Possible Causes

- Ambient air temperature sensor harness open or shorted - Ambient air temperature sensor circuit poor electrical connection - Faulty ambient air temperature sensor

When Detected

The Engine Control Module (ECM) has detected an open or short circuit condition on the Ambient Air Temperature (AAT) sensor circuit.