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Oxygen Sensor: Technical Service Bulletins
Emissions - Oxygen Sensor Replacement

No:

POL92-01

Date:

11/01/91

Ref:

SUBJECT:

OXYGEN SENSOR REPLACEMENT ON 1988-1992 MODEL LIGHT
DUTY TRUCKS

In accordance with EPA standards Toyota covers the replacement of the oxygen sensor under warranty at the 80,000 miles maintenance service on
specified 1988-1992 model light duty trucks.

The models covered by this program and claim preparation information are listed below.

Operation

Labor

Model Year

Model

Model Code

Code

Hours

1988 & 1989

Van

YR22W, YR26W, YR28V, YR29V, YR32W,

001811

0.7

YR36W, YR34V

1991 & 1992

Previa

AC11R, AC12R, AC21S, AC22S

001811

0.7

1988

Truck

RN50A, RN55A, RN55R, RN55P, RN36S,

001811

0.7

RN56G, RN55T, RN63A, RN63S, RN64P, 
RN67P, RN67S, RN70A, RN70P, RN75T, 
RN75U, VN63C, VN63M, VN64N, VN67N, 
VN67M

1989-1992

Truck

RN81A, RN81P, RN82P, RN82S, RN93P,

001811

0.7

RN93S, RN01P, RN01S, RN02P, RN13P, 
RN13S, VN82D, VN82N, VN82R, VN82T, 
VN93D, VN93G, VN94T, VN01D, VN01G, 
VN02D, VN13D, VN13G

1988 & 1989

4Runner

RN62D, RN62S, RN63W, RN64W, VN62N,

001811

0.7

VN62M, VN66W

1990-1992

4Runner

RN26S, RN27V, RN35S, RN36S, RN37J,

001811

0.7

RN37W, VN29V, VN35H, VN36H, VN39J, 
VN39W

1988-1990

Land Cruiser

FJ62G, FJ62N

001811

0.7

1991 & 1992

Land Cruiser

FJ80W

001811

0.7

Note:

1. Do not replace the sub-oxygen sensor in the tailpipe side on the Van and the Previa.
2. Replacement of both oxygen sensors is required on the Land Cruiser.

Should you have any questions, please contact the Warranty "800" Assistance Line at 1-800-421-3407 (49 states) or 1-800-421-3405 (California only). "

Emissions - Replacement Of Oxygen Sensor Under Warranty|Page 896 > < Emissions - Replacement Of Oxygen Sensor Under Warranty|Page 894