Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionFuels Containing Oxygenates
Gasoline frequently contains oxygenates
(alcohols and ethers) especially
in areas of the U.S. and Canada
which are required to sell such reformulated
fuels as part of a strategy to
reduce exhaust emissions.
The types and volume of fuel oxygenates
approved for use in unleaded
gasoline by th ...
Self-Diagnosis Procedures
NOTE
Use a fully charged battery when conducting
self-diagnosis. Otherwise, the light (LED) and symbol
do not light or blink.
Turn the ignition switch to ON.
When a problem occurs with DFI system and ignition system,
the warning indicator light (LED) [A] goes on and
FI warning symbol ...
Rear Shock Absorber Installation
Replace the rear shock absorber nuts and tie-rod nuts
with new ones.
Tighten:
Torque - Rear Shock Absorber Nuts: 34 N·m (3.5 kgf·m, 25
ft·lb)
Tie-Rod Nuts: 34 N·m (3.5 kgf·m, 25 ft·lb)
When installing the rear shock absorber bracket [A], install
it so that the recess side [B] ...