
Engine compartment check locations
QR25DE engine
* Engine cover removed for clarity.
Maintenance precautions
Engine cooling systemP0137 HO2S2
DTC Description
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst (manifold) causes the
longer switching time. To judge the malfunctions of heated ox ...
Encoder circuit
Description
Detects condition of the front power window motor LH operation and transmits
to main power window and door
lock/unlock switch as pulse signal.
Component Function Check
1.CHECK ENCODER OPERATION
Check front driver side door glass perform AUTO open/close operation normally
when ma ...
Engine compartment
CAUTIONNever use a fuse of a higher or lower
amperage rating than specified on the
fuse box cover. This could damage the
electrical system or cause a fire.
Two types of fuses are used. Type A is used in
the fuse boxes in the engine compartment. Type
B is used in the passe ...