Mazda 6 Service Manual: Dtc p2503

Dtc p2502

Dtc p2504

Other materials:

Mazda 6 Service Manual: Three-way catalytic converter (twc) inspection
Note Make sure that no HO2S DTCs have been detected. If detected, this inspection is not applicable for TWC inspection. 1. Connect the WDS or equivalent and monitor PIDs as following. Monitor the right TWC using O2S11 PID for upstream HO2S and O2S12 PID for downstream HO2S. 2. Be ...

Mazda 6 Service Manual: Coil removal/installation
Note Do not remove the coil unless you are replacing it. When only the coil is replaced, the immobilizer system reprogram procedure is not necessary. 1. Disconnect the negative battery cable. 2. Remove the column cover. 3. Remove in the order indicated in the table. 4. Install in ...