Back-up Power Source Circuit
ComponentsVehicle Speed Signal Circuit between Stereo Component Amplifier and Combination
Meter
DESCRIPTION
The stereo component amplifier assembly receives a vehicle speed signal from
the combination meter assembly to control the ASL function.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to the
combination meter ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. PERFORM SPARK TEST
(a) Check for DTCs (See page ).
NOTICE:
If any DTC is output, perform troubleshooting procedures for that DTC.
(b) Remove the ignition coils and spark plugs (See page
).
(c) Disconnect ...
Precaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following system after the terminal is reconnected:
System Name
...