ReassemblyLost Communication with ECM / PCM "A" (U0100)
DESCRIPTION
The power management control ECU receives shift position information from 2 sources.
It receives a shift position P signal from the shift lock control unit assembly
via a direct line, and shift position information from the ECM via CAN. If the ...
Driver Side Door Entry Lock Function does not Operate
DESCRIPTION
If the driver door entry unlock function operates normally, but its entry lock
function does not, this means that the request code from the driver door is being
output normally. In this case, a malfunction in the lock sensor circuit (from the ...
VC Output Circuit
DESCRIPTION
The ECM constantly generates 5 V of power from battery voltage supplied to the
+B (BATT) terminal to operate the microprocessor. The ECM also provides this power
to the sensors through the VC output circuit.
When the VC circuit is short-cir ...