
Lubrication system
Ignition systemRandom Access Memory (RAM) (P0604)
MONITOR DESCRIPTION
The ECM continuously monitors its internal memory status. This self-check ensures
that the ECM is functioning properly. It is diagnosed by internal "mirroring" of
the main CPU and sub CPU to detect Random Access Memory (RAM) ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS
...
Terminals Of Ecm
TERMINALS OF ECM
HINT:
The standard voltage between each pair of ECM terminals is shown in the table
below. The appropriate conditions for checking each pair of terminals are also indicated.
The result of checks should be compared with the standard vol ...