SYSTEM DIAGRAM
System Description
How To Proceed With TroubleshootingOxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) (P2237-P2239,P2252,P2253)
DESCRIPTION
Refer to DTC P2195 (See page ).
HINT:
Although the DTC titles say oxygen sensor, these DTCs relate to the air fuel
ratio sensor.
DTC No.
DTC Detection Condition
Trouble Area
P2237
...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the piston or piston ring (See
page ).
PROCEDURE
1. INSTALL STUD BOLT
NOTICE:
If a stud bolt is deformed or the threads are damaged, replace it.
(a) ...
Detection range of the sensors
1. Approximately 1.6 ft. (50 cm)
2. Approximately 4.9 ft. (150 cm)
3. Approximately 2.0 ft. (60 cm)
The diagram shows the detection range of the sensors. Note that the sensors cannot
detect obstacles that are extremely close to the vehicle.
The range o ...