Toyota RAV4 (XA40) 2013-2018 Service Manual: Customer problem analysis
Hint:
- In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
- Gather as much information as possible for reference.
Past problems that seem unrelated may also help in some cases.
- The following 5 items are important points in the problem analysis:
Operation flow
Hint:
Perform troubleshooting in accordance with the
procedures below. The following is an outline of basic
troubleshooting procedures. Confirm the troubleshooting
procedures for the circuit you a ...
Symptom confirmation and diagnostic trouble code
Hint:
The diagnostic system in the rav4 has various
functions.
The first function is the diagnostic trouble code
(dtc) check. A dtc is a code stored in the ecu
memory whenever a malfunction ...
Other materials:
Monitor drive pattern
Test monitor drive pattern for ect
Caution:
Perform this drive pattern on a level surface and
strictly observe the posted speed limits and traffic
laws while driving.
Hint:
Performing this drive pattern is one method to simulate
the ect's malfunction detection conditions.
The dtcs may ...
Stop & Start system
The Stop & Start system
stops and starts the engine
according to brake pedal or
shift lever operation when
the vehicle is stopped, such
as at a stoplight, intersection,
etc., in order to
improve fuel economy and
reduce noise pollution
caused by the engine idling.
Stop & Start system operatio ...
Engine coolant temperature circuit
Description
A thermistor, whose resistance value varies according to the ect, is built
into the engine coolant
temperature (ect) sensor.
The structure of the sensor and its connection to the ecm are the same as those
of the intake air
temperature (iat) sensor.
Hint:
When any of dtcs ...
