Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Diagnosis circuit
Toyota Corolla (E120): Diagnosis circuit
Other materials:
Diagnosis system
Description
when troubleshooting obd ii vehicles, the only difference
from the usual troubleshooting procedure
is that you need to connect an obd ii scan tool complying
with sae j1987 or a hand–held tester to the
vehicle, and read off various data output from the
vehicle†...
How to use this manual
General information
1. General description
This manual is made in accordance with sae j2008.
generally, repair operations can be separated in the following 3
main processes:
Diagnosis
Removing/installing, replacing, disassembling/reassembling,
checking and adju ...
Purpose of the readiness tests
The on–board diagnostic (obd ii) system is designed to monitor the
performance of emission–related
components and report any detected abnormalities in the form of diagnostic
trouble codes
(dtcs). Since the various components need to be monitored during different
driving condition ...