Installation
ComponentsDiagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
When troubleshooting a vehicle with the diagnosis system, the only difference
from the usual troubleshooting procedure is connecting the Techstream to the vehicle
and reading various data output from the vehicle's skid control ECU (brake actuator
assembly) ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT SPEEDOMETER
(a) Check speedometer operation.
NOTICE:
The meter ECU receives the vehicle speed signal from the skid control
ECU via CAN communication. Therefore, perform the following inspection referring
to values on the Data List of th ...
Entire Combination Meter does not Operate
DESCRIPTION
This circuit is the power source circuit for the meter. This circuit provides
two types of power sources, one is a constant power source mainly used as a backup
power source, and the other is an IG power source mainly used for signal transmission.
The constant power source is main ...