1. Measure the voltage at the door lock timer unit terminals (other than terminal 1E and 2W) as indicated below.
2. Disconnect the negative battery cable.
3. Disconnect the door lock timer unit connector and inspect for continuity between terminal 1E or 2W and the bracket.
4. Inspect for continuity at terminal 1E and 2W as indicated below.
5. If the parts and wiring harnesses are okay but the system still does not work properly, perform the troubleshooting.
Terminal voltage list (Reference)



*1 : Vehicles with double locking system
*2 : Vehicles with theft-deterrent system
Door lock timer unit removal/installation
Door lock timer unit id code changeMazda 6 Service Manual: Steering gear and linkage removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor (axle side) and fix it to an appropri ...
Mazda 6 Service Manual: Power steering oil pump disassembly/assembly
Note
The following procedure is for replacement of the O-ring and oil
seal only. Replace the pump component if other repairs are necessary.
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.
Power Steering Oil Pump Component Disassemb ...