Toyota Corolla Repair Manual: Coolant thermostat (coolant temperature below thermostat regulating temperature)
Dtc p0128 coolant thermostat (coolant temperature below thermostat regulating temperature)
Hint
: this is the purpose of the ”thermostat” malfunction detection.
Inspection procedure
Hint:
if dtcs p0115, p0116, p0117, p0118 and p0125 are output
simultaneously, the engine coolant temperature
sensor circuit may be open or short. Perform the troubleshooting of dtc
p0115, ...
Circuit description
If the engine coolant temperature (ect) does not reach 75°c (167°f) despite
sufficient warm – up time has
elapsed.
Dtc no
Dtc detection condition
Trouble area
P01 ...
Other materials:
Replacement
Hint: components:
1. Table of bolt, screw and nut
Notice:
be sure to tape the tip of the screwdriver when using it to disengage the
meshing of the clips and
claws.
Hint:
indicate the bolts, screws and nuts, which are necessary for installation and
removal of the instrument panel,
in th ...
Vehicle care products
General information
BMW recommends using vehicle care and
cleaning products from BMW. Suitable care
products are available from a dealer's service
center or another qualified service center or repair
shop.
Safety information
Warning
Cleansers can contain substances that are dangerous
and harmful to ...
Compatible devices
General information
Information on mobile devices compatible with
the vehicle can be found at www.bmwusa.com/
bluetooth.
Malfunctions may occur with devices not listed
or deviating software versions.
Displaying the vehicle
identification number and
software part number
When looking for compatible d ...
