ECM Communication Stop Mode: Procedure
WARNING: This page is about a different car, the 2009 Lexus IS 350 and 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK ECM POWER SOURCE CIRCUIT
- Check the ECM power source circuit. Refer to ECM Power Source Circuit
for 2GR-FSE. Refer to ECM Power Source Circuit
for 4GR-FSE).
OK
The ECM power source circuit is normal.
HINT:
If there is no abnormality in the ECM power source circuit, replace the ECM.
NG → REPAIR OR REPLACE ECM POWER SOURCE CIRCUIT
OK → REPLACE ECM
- Check the ECM power source circuit. Refer to ECM Power Source Circuit
for 2GR-FSE. Refer to ECM Power Source Circuit
for 4GR-FSE).