The following warning indicates the possibility of damage to the vehicle that may lead to an accident. Immediately stop the vehicle in a safe place and contact your Toyota dealer.

Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
Have the vehicle inspected immediately.Oxygen (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
...
Combination Meter
Components
COMPONENTS
ILLUSTRATION
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE COMBINATION METER GLASS
(a) Disengage the 9 claws to remove the combination meter glass.
Removal
REMOVAL
...
System Description
SYSTEM DESCRIPTION
CAUTION:
If using a pacemaker, be sure to read the manual of the pacemaker before using
the key, as the radio waves of the key may affect the pacemaker.
1. SMART KEY SYSTEM DESCRIPTION
(a) In addition to conventional mechanical key and ...