Emission control devices
Fuel injection system descriptionDTC “c46” (p1657-h/l or p1658): excv
actuator circuit malfunction
Detected condition
Possible cause
C46
The operation signal does not reach the
excv actuator.
Excva position sensor voltage low or
high
0.14 V ≤ Sensor voltage < 4.9 V
(without the above range)
excva can not operate properly.
Excva ...
Battery runs down quickly
Troubleshooting
Step
Action
Yes
No
1
Check accessories which use excessive amounts of
electricity.
Are accessories being installed?
Remove accessories.
Go to step 2.
2
Check the battery for current leakage. Refer to “battery
cu ...
Precautions
Precautions for engine electrical device
Refer to “general precautions” in section 00 (page 00-1) and “precautions for
electrical circuit service” in section 00
(page 00-2).
Component location
Engine electrical components location
Refer to “electrical components location” in section 0a .
Dia ...