Mazda 3 Service Manual: Exhaust & Emissions

Valve Clearance Inspection [Mzr 2.0, Mzr 2.5]

1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Remove the plug hole plate.. 4. Disconnect the wiring harness. 5. Remove the ignition coils.. 6. Remove the spark ...

Exhaust System Inspection [Mzr 2.0, Mzr 2.5]

1. Start the engine and inspect each exhaust system component for exhaust gas leakage. If there is leakage, repair or replace the appropriate component.. ...

Other materials:

PID/Data Monitor Inspection [Standard Deployment Control System]
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 “RCM”. 3. Select the applicable PID from the PID table. 4. Verify th ...

Neutral Switch Inspection [Mzr 2.0, Mzr 2.5]
Continuity Inspection 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the neutral switch connector.. 4. When the shift lever is in neutral and in a position other than neutral, verify that the continuity between neutral switch terminals A and B is acco ...

Oil Cooler Flushing [FS5 A EL]
NOTE: If the automatic transaxle is replaced, flush and inspect the oil cooler. When replacing the automatic transaxle, inspect the oil cooler together with flushing it using the following procedures, and with the oil cooler hose removed. 1. Disconnect the oil hose. 2. Set ...