DTC P1147 HO2S2
EC-435
[KA24DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
5.
Set voltmeter probes between ECM terminals 56 (Heated oxy-
gen sensor 2 signal) and engine ground.
6.
Check the voltage when revving engine up to 4,000 rpm under
no load at least 10 times.
(Depress and release accelerator pedal as soon as possible.)
The voltage should be above 0.68V at least once during this
procedure.
If the voltage can be confirmed in step 4, step 5 is not nec-
essary.
7.
Keep vehicle at idling for 10 minutes, then check the voltage. Or
check the voltage when coasting from 80 km/h (50 MPH) in 3rd
gear position (M/T), D position with “OD” OFF (A/T).
The voltage should be above 0.68V at least once during this procedure.
8.
If NG, go to
EC-437, "Diagnostic Procedure"
.
AEC874A