
ForewordDTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...
Instrument panel
The fuel indicator light 8,12,13
Lcd's and tachometer needle
work as follows to confirm their
function when the ignition switch
is turned to the "on" position.
The fuel indicator light 8,12
and 13 come on for 3 seconds.
All lcd segments display for 3
seconds.
&nbs ...
DTC “c49” (p1656): pair control solenoid
valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
Pair control solenoid valve voltage is not input to ecm
Pair control solenoid valve circuit open or short.
Pair control solenoid valve malfunction.
Ecm malfunction.
...