Toyota Corolla Repair Manual: Circuit description
Hint
: there is a case that hand–held tester cannot be used when ecu is abnormal.
Wiring diagram
Malfunction in abs ecu
Dtc alwayson malfunction in abs ecu ...
Inspection procedure
1 Reconfirm dtc
Check the dtc
2 Inspect skid control ecu connector securely connected
3 Inspect skid control ecu connector(ig1 terminal voltage)
In case of using hand–held tester:
...
Other materials:
Circuit description
When driving uphill under cruise control, in order to reduce the number of
shifting due to on–off overdrive
operation and to provide smooth driving, when down shifting in the
electronically controlled transmission occurs,
a signal to prevent upshift until the end of the uphill slope is sent fr ...
Inspection procedure
Hint:
read freeze frame data using the hand-held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, the ...
How to use this manual
1. Body panel replacement in this manual
2. Symbols
3. Illustration of weld point symbols
...