If your vehicle has to
be stopped in an
emergency
If your vehicle needs
to be towedCheck mode procedure
Hint:
Intelligent tester only:
compared to normal mode, check mode is more sensitive to
malfunctions. Therefore, check mode can detect the
malfunctions that cannot be detected by normal mode.
Notice:
All the stored dtcs and freeze frame data are erased if:
The ecm is changed from normal mo ...
Basic repair hint
Hints on operations
1
Attire
Always wear a clean uniform.
A hat and safety shoes must be worn.
2
Vehicle protection
Prepare a grille cover, fender cover, seat cover and floor mat
before starting the
operation.
3
Safe opera ...
System voltage
Description
The battery supplies electricity to the ecm even when the ignition switch is
in the off position. This
power allows the ecm to store data such as dtc history, freeze frame data and
fuel trim values. If the
battery voltage falls below a minimum level, the memory is cleared and ...