Mazda 3 Service Manual: Rear Bumper Reinforcement Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the rear combination light..
3. Remove the rear bumper..
4. Remove the nuts and remove the rear bumper reinforcement.
5. Install in the reverse order of removal.
Rear Bumper Disassembly/Assembly
1. Remove the License plate lights..
2. Disassemble in the order indicated in the table.
1
Fastener A
2
Bracket
3
...
Rear Bumper Removal/Installation
4SD
1. Disconnect the negative battery cable..
2. Remove the rear combination light..
3. Remove the fastener A and screw B.
4. Remove the rear splash shield..
5. Remove the screws C.
...
Other materials:
DSC HU/CM Inspection
1. Disconnect the DSC HU/CM connector..
2. Connect the negative battery cable..
3. Attach the tester lead to the DSC HU/CM wiring harness-side connector and
inspect voltage, continuity, or resistance according to the standard (reference)
on the table.
Standard (Reference)
...
Filament Inspection
1. Turn the ignition switch to the ON position.
2. Turn the rear window defroster switch on.
CAUTION:
Directly touching the rear window defroster filament with the lead of the
tester could damage it. Wrap aluminum foil around the end of the lead and inspect
the filament by touc ...
Bass Box Inspection
1. Disconnect the negative battery cable..
2. Disconnect the connector..
3. Verify the resistance between bass-box terminals.
If not within the specification, replace the bass-box.
Resistance
0.9—1.1 ohms
...
