Note
Continuity Inspection
1. Inspect the following if the power steering is inoperative (See POWER STEERING FLUID INSPECTION.):
2. Disconnect the PSP switch connector.
3. Start the engine.
4. Inspect for continuity between the PSP switch terminal and GND using an ohmmeter.
Specification

Circuit Open Inspection
1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION.)
2. Inspect the following harness for open or short. (Continuity check)
Open circuit
- PSP switch terminal (harness-side) and PCM terminal 1Z (harness-side)
Short circuit
- PSP switch terminal (harness-side) and body GND
Heated oxygen sensor (ho2s) inspection
Clutch switch inspectionMazda 6 Service Manual: Height Adjustment
Adjust the head restraint so that the center is even with the top of the passenger's
ears.
To raise a head restraint, pull it up to the desired position.
To lower the head restraint, press the stopcatch release, then push the head
restraint down.
Front outboard seat
Rear outboard seat
...
Mazda 6 Service Manual: Door lock timer unit inspection
1. Measure the voltage at the door lock timer unit terminals (other than
terminal 1E and 2W) as indicated below.
If not as specified, inspect the parts listed under Action.
2. Disconnect the negative battery cable.
3. Disconnect the door lock timer unit connector and inspect for continuity ...