Lexus GS300/400 (2000 year). Manual — part 219

B02815

Heated Oxygen Sensor Connector

Under Cover

Floor Carpet

Wire Grommet

Heated Oxygen Sensor

45 (450, 33)

N·m (kgf·cm, ft·lbf)

: Specified torque

Bank 2 Sensor 2

SF–66

–

SFI (2JZ–GE)

HEATED OXYGEN SENSOR

1532

SF0OC–04

B08610

Ohmmeter

+B

HT

B02065

+B

HT

Ohmmeter

–

SFI (2JZ–GE)

HEATED OXYGEN SENSOR

SF–67

1533

INSPECTION

1.

INSPECT HEATER RESISTANCE OF HEATED
OXYGEN SENSORS (BANK 1, 2 SENSOR 1 AND
BANK 1 SENSOR 2)

(a)

Disconnect the oxygen sensor connectors.

(b)

Using an ohmmeter, measure the resistance between the
terminals +B and HT.
Resistance: 11 – 16

Ω

at 20

°

C (68

°

F)

If the resistance is not as specified, replace the sensor.

Torque: 45 N·m (450 kgf·cm, 33 ft·lbf)

(c)

Reconnect the oxygen sensor connectors.

2.

INSPECT HEATER RESISTANCE OF HEATED
OXYGEN SENSOR (BANK 2 SENSOR 2)

(a)

Take out the front side of the floor carpet.

(b)

Disconnect the oxygen sensor connector.
Using an ohmmeter, measure the resistance between the
terminals +B and HT.
Resistance: 11 – 16

Ω

at 20

°

C (68

°

F)

If the resistance is not as specified, replace the sensor.

Torque: 45 N·m (450 kgf·cm, 33 ft·lbf)

(c)

Reconnect the oxygen sensor connector.

(d)

Reinstall the floor carpet.

3.

INSPECT OPERATION OF HEATED OXYGEN SEN-
SOR (See page

DI–44

)

SF0OD–01

B01370

Fuel Pump ECU

Luggage Compartment
Trim Cover

Fuel Pump Connector

SF–68

–

SFI (2JZ–GE)

FUEL PUMP ECU

1534

FUEL PUMP ECU

COMPONENTS

SF0OE–01

–

SFI (2JZ–GE)

FUEL PUMP ECU

SF–69

1535

INSPECTION

1.

REMOVE FUEL PUMP ECU

2.

INSPECT FUEL PUMP ECU (See page

DI–150

)

3.

REINSTALL FUEL PUMP ECU