Check the ECM and ECM IGN fuses in the underhood fuse block the same way you checked the starter fuse.
Not exact matches
When your
check engine light comes on, your
ECM stored data.
The
check engine light was not on, but the
ECM (engine control module) still had information stored.
I didn't believe so I double
checked by actually connecting to the pins in the
ECM as described by the Toyota service manual.
I still have to get to the
ECM checks.
if the fuse is alright you need a wiring diagram and need to
check powers and grounds at the
ecm.
The
ECM triggers the
Check Engine Light to be displayed on the dashboard after the out of range sensor reading is found
The
ECM will display a
Check Engine Light until the sensor reads normal range of values.
If the system detects a very small leak during the test then the
ECM stores the code and waits till a second test can be done and if that test detects a very small leak then the
ECM stores the code P0456 and turns on the
check engine light.
For 2001, 2002 and 2003 RAV4, you may want to
check if the
ECM has already been replaced with an updated part.