Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Problem symptoms table
Toyota Corolla (E120): Problem symptoms table
Hint
: if a normal code is displayed during the dtc check but the trouble still occurs, check the circuits for each symptom in the order given in the charts on the following pages and proceed to the page given for troubleshooting.
The matrix chart is divided into 3 chapters.
- If the instruction ”proceed to next circuit inspection shown on matrix chart” is given in the flow chart for each circuit, proceed to the circuit with the next highest number in the table to continue the check.
- If the trouble still occurs even though there are no abnormalities in any of the other circuits, then check and replace the ecm.
Chapter 1: electronic circuit matrix chart

*1: W/ cruise control
Chapter 2: on–vehicle repair
( : a245e/a246e automatic transaxle repair manual pub. No. Rm941u)


Chapter 3: off–vehicle repair
( : a245e/a246e automatic transaxle repair manual pub. No. Rm941u)


Other materials:
Checking monitor status
Hint:
”monitor result” indicates normal or malfunction of each
component and system when judgment has done.
1. How to read data
Connect the hand–held tester to the dlc 3.
enter ”monitor result” from ”diagnosis / enhanced
obd ii / monitor info / monitor result”
on ...
RCTA (Rear Cross Traffic Alert)
function
The RCTA function uses the
BSM rear side radar sensors
installed behind the rear
bumper. This function is
intended to assist the driver
in checking areas that are
not easily visible when
backing up.
WARNING
■Cautions regarding the use of
the system
The driver is solely responsible for
safe driving ...
Circuit description
The d squib circuit consists of the airbag sensor assy center, spiral cable
sub–assy and horn button assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b1180/17 is recorded when a short is detected in the d squib circuit (2nd
step).
Wiring diagra ...


