Follow the correction procedures. (smart key system)
If a warning message is displayedCoolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
(P0128)
DESCRIPTION
HINT:
This DTC relates to the thermostat.
This DTC is stored when the engine coolant temperature does not reach 75°C (167°F)
despite sufficient engine warm-up time having elapsed.
DTC No.
DTC Detection Condition
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL FUEL PUMP ASSEMBLY WITH FILTER
HINT:
Perform "Inspection After Repair" after replacing the fuel pump (See page
).
(a) Apply gasoline to a new O-ring. Then install the O-ring and spacer
to the fuel ...