Ford C-Max 2016–2017 — technical service bulletin
Bulletin SSM 46076 · NHTSA communication 10109069 · issued Sep 19, 2016
Technical service bulletin
communication type
Equipment
component
2016–2017
model years
6
vehicle entries
Official summary
Some 2016 Model Year Fusion, MKZ and C-MAX Hybrid Electric Vehicles(HEV) vehicles equipped with 2.0L DOHC Gas/Electric engines may exhibit MIL On with Diagnostic Trouble Code P0137(O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) in Powertrain Control Module(PCM) memory and U3003 (Battery Voltage) in Battery Energy Control Module(BECM) memory due to low battery voltage. Perform Battery diagnostic tests referenced in Workshop Manual Section 414-01 Battery, Mounting and Cables-Diagnosis and Testing. After repairs for low voltage concern are repaired, clear Diagnostic Trouble Codes. If DTC P0137 a
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.