Toyota RAV4 (XA40) 2013-2018 Service Manual: Electronic circuit inspection procedure
Circuit inspection
A description of the main areas of each circuit inspection
is below.
Item
Description
description
The major role, operation of the circuit and its component parts are
explai ...
Basic inspection
When measuring resistance of
electronic parts
Unless otherwise stated, all resistance
measurements should be made at an ambient
temperature of 20°c (68°f). Resistance
measurements m ...
Other materials:
Mass air flow circuit range / performance problem
Description
Refer to dtc p0100 (see page es-86).
Monitor description
The maf meter is a sensor that measures the amount of air flowing through the
throttle valve. The ecm
uses this information to determine the fuel injection time and to provide an
appropriate air-fuel ratio. Inside
...
Coolant thermostat (coolant temperature below thermostat regulating
temperature)
Hint:
This dtc relates to the thermostat.
Description
This dtc is set when the engine coolant temperature (ect) does not reach 75°c
(167°f) despite
sufficient engine warm-up time having elapsed.
Monitor description
The ecm estimates the ect based on the starting temperature, en ...
If a warning message is displayed
The multi-information display
shows warnings of system
malfunctions,
incorrectly performed operations,
and messages that
indicate a need for maintenance.
When a message is
shown, perform the correction
procedure appropriate
to the message.
If a warning message is displayed
again after the appropri ...
