Inspection and adjustment
Power supply and ground circuitEcm branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ECM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
During a call
While a call is active, press the
button to
access additional options. Speak one of the following
commands:
“(numbers)” – Speak numbers and then say
“Send” or say “Correction” to change the
numbers entered.
“Mute On” or “Mute Off” – Speak the command
to mute ...
Fuel pump
Component Function Check
1.CHECK FUEL PUMP FUNCTION
Turn ignition switch ON.
Pinch fuel feed hose with
two fingers.
Fuel pressure pulsation should be felt on the fuel feed
hose for 1 second after ignition switch is turned ON.
Is the inspection result normal?
YES >> INSPECT ...