Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / How to troubleshoot ecu controlled
systems / Customer problem analysis
Toyota Corolla (E120): Customer problem analysis
Hint
:
- in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and conditions when it occurred.
- The following 5 items are important points in the problem analysis. Past problems which are thought to be unrelated and the repair history, etc. May also help in some cases. Therefore, as much information as possible should be gathered and its relationship with the problem symptoms should be correctly ascertained for use as reference in troubleshooting. A customer problem analysis table is provided for your use in the diagnostics section for each system.
(Sample) supplemental restraint system check sheet.
Other materials:
Engine (ignition) switch (vehicles
with a smart key system)
Performing the following
operations when carrying
the electronic key on your
person starts the engine or
changes engine switch
modes.
Starting the engine
1. Check that the parking brake
is set.
2. Check that the shift lever is in
P.
3. Firmly depress the brake
pedal.
and a message will be display ...
Cargo and luggage
Take notice of the following
information about storage
precautions, cargo capacity
and load:
Capacity and distribution
Cargo capacity depends on the
total weight of the occupants.
(Cargo capacity) = (Total load
capacity) - (Total weight of
occupants)
Steps for Determining Correct
Load Limit -
(1) L ...
Continuously variable transmission
(vehicles with paddle shift
switches)
Select the shift position
depending on your purpose
and situation.
Shift position purpose
and functions
P - Parking the vehicle/
starting the engine
R - Reversing
N - Neutral
(Condition in which the
power is not transmitted)
D - Normal driving*
M - 10-speed sport sequential
shiftmatic mode driving
* ...