Toyota Tundra Service Manual: On-vehicle Inspection

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / Air Fuel Ratio Sensor / On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT AIR FUEL RATIO SENSOR

(a) Disconnect the 2 air fuel ratio sensor connectors.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (HA1A) - 2 (+B)

(for Bank 1)

20°C (68°F)

1.6 to 3.2 Ω

1 (HA2A) - 2 (+B)

(for Bank 2)

Text in Illustration

for Bank 1

for Bank 2

Component without harness connected

(Air Fuel Ratio Sensor)

If the result is not as specified, replace the air fuel ratio sensor.

See More:

Toyota Tundra Service Manual > Emission Control System: System Diagram
SYSTEM DIAGRAM 1. SECONDARY AIR INJECTION CONTROL SYSTEM DIAGRAM 2. SECONDARY AIR INJECTION SYSTEM WIRING DIAGRAM 3. EGR CONTROL SYSTEM DIAGRAM 4. EGR CONTROL SYSTEM WIRING DIAGRAM 5. EVAP CONTROL SYSTEM DIAGRAM Text in Illustration *1 Fuel Tank Cap *2 Fuel Tank *3 Fuel Cutoff Valve *4 Vent Line *5 ...

Toyota Tundra Service Manual: On-vehicle Inspection

Installation

Removal

See More:

Toyota Tundra Owners Manual

Toyota Tundra Service Manual