2020 Mazda CX-3 AWDFACTORY OEM SERVICE PROCEDURE

Engine Compartment (Without Coolant Control Valve)

G13149700Courtesy of MAZDA MOTORS CORP.
COMPONENT DESCRIPTION

1 Fuel pressure sensor
(See FUEL PRESSURE SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See FUEL PRESSURE SENSOR INSPECTION [SKYACTIV-G 2.0] .)
2 Ion sensor
(See ION SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See ION SENSOR INSPECTION [SKYACTIV-G 2.0] .)
3 Intake CMP sensor
(See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See CAMSHAFT POSITION (CMP) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
4 ECT sensor No. 1
(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
5 MAF sensor/IAT sensor No. 1
(See MASS AIR FLOW (MAF) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO. 1 REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See MASS AIR FLOW (MAF) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
(See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
6 Exhaust CMP sensor
(See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See CAMSHAFT POSITION (CMP) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
7 PCM (BARO sensor)
(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See PCM INSPECTION [SKYACTIV-G 2.0) .)
(See PCM CONFIGURATION (USING READ/WRITE FUNCTION) [SKYACTIV-G 2.0] .)
(See PCM CONFIGURATION (USING AS-BUILT DATA) [SKYACTIV-G 2.0] .)
(See BAROMETRIC PRESSURE (BARO) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See BAROMETRIC PRESSURE (BARO) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
8 Neutral switch
(See NEUTRAL SWITCH INSPECTION [SKYACTIV-G 2.0] .)
9 TP sensor
(See THROTTLE POSITION (TP) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See THROTTLE POSITION (TP) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
10 MAP sensor/IAT sensor No. 2
(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR/INTAKE AIR TEMPERATURE (IAT) SENSOR NO. 2 REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
(See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
11 ECT sensor No. 2 (U.S.A. and CANADA)
(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION [SKYACTIV-G 2.0] .)
12 KS
(See KNOCK SENSOR (KS) REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
(See KNOCK SENSOR (KS) INSPECTION [SKYACTIV-G 2.0] .)
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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