Fuel consumption information
Key informationRemoval
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the rh side.
Remove front seat headrest assembly
Remove front seat assembly
Operate the power seat switch knob and move the
seat to the foremost position.
Using a screwdriver, d ...
Terminals of ecu
Check tire pressure warning ecu
Disconnect the e56 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the e56 ecu connector.
Measure the ...
Ecm power source circuit
Description
When the ignition switch is turned on, the battery voltage is applied to the
igsw of the ecm. The output
signal from the mrel terminal of the ecm causes a current to flow to the coil,
closing the contacts of the
integration relay (efi main relay) and supplying power to either term ...