1. Technical Service Bulletins

Repairing Toyota Cam Sensor Leak

Nov. 20, 2023
Mitchell 1
Cam sensor locations (see red rectangles). An arrow indicates the vehicle front.
Cam sensor locations (see red rectangles). An arrow indicates the vehicle front.
Mitchell 1
Note engine oil in cam sensor bolt hole with the bolt removed.
Note engine oil in cam sensor bolt hole with the bolt removed.
This bulletin applies to 2018 Toyota Camry, 2017-2018 Highlander and Sienna, and 2016-2018 Tacoma vehicles. Some vehicles equipped with a 2GR-FKS engine may exhibit an engine oil leak from the cam sensor bolt holes.
Mitchell 1
Closeup view of cam sensors.
Closeup view of cam sensors.
This applies to vehicles produced with a 2GR-FKS engine, before a production change as shown below:

MODEL                               PRODUCTION CHANGE EFFECTIVE ENGINE NUMBER

Camry/Sienna...............2GR 7 956809 (all “8” serial engine are post-countermeasure)

Highlander....................All “F” serial engines are post-countermeasure

Tacoma....................... 2GR M 352598

PARTS REQUIRED

P/N                                        PART                                              QTY
Mitchell 1
View of cam sensor bolt hole with the valve cover removed.
View of cam sensor bolt hole with the valve cover removed.

90105-06323..................... flange bolt..................................... 2 RH / 2 LH

11103-0P022......................RH cam housing sub assembly ..... 1 RH

11104-0P020......................LH cam housing sub assembly....... 1 LH

11213-0P030......................RH cyl head cover gasket............... 1 RH

11214-0P010......................LH cyl head cover gasket............... 1 LH

11159-0P040......................cam bearing cap oil hole gasket.... 1 LH / 1 RH

15193-0P010...................... oil pump gasket............................ 1

11213-31080...................... cyl head gasket ............................ 2 RH / 2 LH

11193-0P010...................... spark plug tube gaskets................ 3 RH / 3 LH

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.