Mazda 3 Service Manual: Valvetrain, Cylinder Head

Crankshaft Position (CKP) Sensor Removal/Installation [Mzr 2.0, Mzr 2.5]

Removal CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine ...

Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]

Visual Inspection CAUTION: When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor outpu ...

Other materials:

PID/Data Monitor Inspection [Instrument Cluster]
1. Connect the M-MDS (IDS) to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the IDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “IC”. 3. Select the applicable PID from the PID table. 4. Verify the PID data ac ...

Front Shock Absorber Disposal
1. Place the front shock absorber on a level surface or with the piston pointing downwards. 2. Drill a 2—3 mm {0.08—0.11 in} hole at the point A shown in the figure so that the gas can escape. WARNING: Whenever drilling into a shock absorber, wear protective eye wear. The gas ...

Tire Rotation
To equalize tread wear, rotate the tires every 12,000 km (7,500 miles) at the latest or sooner if irregular wear develops. Mazda recommends to rotate every 8,000 km (5,000 miles) to help increase tire life and distribute wear more evenly. Inspect the tires for uneven wear and damage. Abno ...