Ford Workshop Service and Repair Manuals > Focus 1999 (08.1998-12.2004) > Mechanical Repairs | 3 Powertrain | 303 Engine | 303-14 Electronic Engine Controls | Description and Operation | Diagnosis and Testing | Removal and Installation | Mass Air Flow (MAF) Sensor - 1.6L Zetec-E (Zetec)-1.8L Zetec-E (Zetec)-2.0L Zetec-E (Zetec)

Heated Oxygen Sensor (HO2S) - 1.6L Zetec-SE (Sigma)-1.4L > < Idle Air Control (IAC) Valve - 1.6L Zetec-E (Zetec)-1.8L Zetec-E (Zetec)-2.0L Zetec-E (Zetec)

Electronic Engine Controls - Mass Air Flow (MAF) Sensor—1.6L Zetec-E (Zetec)/1.8L Zetec-E (Zetec)/2.0L Zetec-E (Zetec)

Focus 1999 (08/1998-12/2004)

Removal and Installation

Removal

Remove the air cleaner outlet pipe.

Disconnect the mass air flow (MAF) sensor electrical connector.

Remove the MAF sensor.

Installation

To install, reverse the removal procedure.

Mechanical Repairs
3 Powertrain / 303 Engine
303-14 Electronic Engine Controls
Description and Operation
Diagnosis and Testing
Removal and Installation
Mass Air Flow (MAF) Sensor - 1.6L Zetec-E (Zetec)-1.8L Zetec-E (Zetec)-2.0L Zetec-E (Zetec)

Heated Oxygen Sensor (HO2S) - 1.6L Zetec-SE (Sigma)-1.4L > < Idle Air Control (IAC) Valve - 1.6L Zetec-E (Zetec)-1.8L Zetec-E (Zetec)-2.0L Zetec-E (Zetec)