900 SE Hatchback L4-1985cc 2.0L DOHC Turbo EFI (1997)
Oxygen Sensor: Technical Service Bulletins
Oxygen Sensor - Replacement Procedure
SI No. 254-1804
PI No.
Date: October 1997
Distr. all
900
Changing the oxygen sensor
Cars affected
Saab 900 with 4-cylinder turbo engines within the VIN Interval:
T2000187 - V2052470 (3D/5D)
T7000055 - up to and including M97 (CV)
Background
If it is necessary to replace an oxygen sensor on the above cars, the following procedure must be followed.
Parts required
4660494
Oxygen sensor LSH25P (CA: 30561689)
Note
There is a piece of adhesive tape on the oxygen sensor cable indicating the position for the lower cable clamp.
The distance between the tape, see illustration, and the cable connection on the oxygen sensor is 125 +/- 5 mm.
Procedure
WARNING
The exhaust manifold and exhaust pipe can be extremely hot.
Important
The oxygen sensor is very sensitive to blows and knocks and must be handled with care.
The oxygen sensor cable must not be twisted.
