Ford Fiesta: Engine Emission Control - 1.6L EcoBoost (132kW/180PS) – Sigma / Engine Emission Control. Diagnosis and Testing

Ford Fiesta 2014 - 2019 Service Manual / Engine / Engine Emission Control - 1.6L EcoBoost (132kW/180PS) – Sigma / Engine Emission Control. Diagnosis and Testing

General Equipment

Ford diagnostic equipment

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. For information about these,
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

For PCM DTC ,
REFER to: Electronic Engine Controls (303-14B Electronic Engine Controls - 1.6L EcoBoost (132kW/180PS) – Sigma, Diagnosis and Testing).
MIL Code List.

For driveability symptoms without DTC , Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. section 3 Symptom Charts.

Engine Emission Control - System Operation and Component Description. Description and Operation

System Operation Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual. See Section 1 Description and Operation. Component Description Refer to Powertrain Control/Emissions Diagnosis (PC/ED) manual...

Crankcase Vent Oil Separator. Removal and Installation

Materials Name Specification Engine Oil - SAE 5W-20 - Synthetic Blend Motor OilXO-5W20-Q1SP WSS-M2C945-B1 Removal NOTE: Removal steps in this procedure may contain installation details...

Other information:

Ford Fiesta 2014 - 2019 Service Manual: Heating, Ventilation and Air Conditioning (HVAC) Control Module. Removal and Installation

Removal NOTE: Removal steps in this procedure may contain installation details. Remove the instrument panel lower trim panel. Refer to: Instrument Panel Lower Trim Panel (501-12 Instrument Panel and Console, Removal and Installation)...

Ford Fiesta 2014 - 2019 Service Manual: Front Control/Display Interface Module (FCDIM). Removal and Installation

Removal NOTE: Removal steps in this procedure may contain installation details. Remove the instrument panel center upper trim panel. Refer to: Instrument Panel Center Upper Trim Panel (501-12 Instrument Panel and Console, Removal and Installation)...

Wheels and Tires. Diagnosis and Testing

Preliminary Inspection

Verify the customer concern by carrying out a road test on a smooth road. If any vibrations are apparent, Refer to the Symptom Chart: NVH.
To maximize tire performance, inspect for signs of incorrect inflation and uneven wear, which may indicate a need for balancing, rotation or front suspension alignment.
Correct tire pressure and driving techniques have an important influence on tire life. Heavy cornering, excessively rapid acceleration and unnecessary sharp braking increase tire wear.

Correct tire pressure and driving techniques have an important influence on tire life. Heavy cornering, exce