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Old 08-24-2010, 03:27 PM
whunter's Avatar
Join Date: Dec 2003
Location: Metro Detroit, Michigan
Posts: 17,359
2035400253 Transmission Electrical Connection Spacer

A/T Wiring Harness Connector With O-Rings, Transmission Cable to Conductor Plate. NOTE: O-Rings are no longer available Separately. n=2035400253&I1.x=8&I1.y=12


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Repairing Transmission Leak, Electrical Connection Spacer that goes into the front of the transmission on the passenger side.

A person of average skill should complete this job in about one hour.

#1. Jack up the passenger front.
#2. Install a jack stand.
#3. Remove the connector cover using a T-27 Torx bit.
#4. Remove the wiring harness from the clip on side of plate, then pulled down on the plate to remove it.
#5. Move the tab on the spacer from the 11 o'clock position to the 7 o'clock position and the electrical connector will come off of the spacer.
NOTE: Expect it to be saturated with transmission fluid.
#6. Put in a drain pan.
#7. Remove the bolt in the center of the spacer with a 7 mm socket.
#8. Remove old spacer from the transmission.
NOTE: Expect several ounces of fluid to come out.
#9. Warning: The inside o-ring generally fails to come out with the old spacer, so reach a finger inside the hole and pulled it out.
#10. Let the electrical connector hang down to drain any fluid that might be in the wiring harness.
#11. Coat the o-rings of the new spacer with fresh/clean transmission fluid before installing it.
#12. Remove any fluid from inside the spacer socket/electrical connector, before installing the new spacer.
#13. Install the new spacer.
#14. Install the bolt in the center of the spacer with a 7 mm socket.
#15. The tab must be in the 7 o'clock position to re-install the connector, then turn it clockwise until it locks in place.
#16. Wipe everything down around the connector/spacer.
#17. Re-installed the cover.
#18. Measure the drained transmission fluid, and add the matching amount of fresh fluid.
#19. Remove the jack stand.
#20. Remove the jack.
#21. Take the car for short test drive.
#22. Jack up the passenger front.
#23. Install a jack stand.
#24. Check for fresh leaks.
#19. Remove the jack stand.
#20. Remove the jack.

Enjoy driving your car.

NOTE: The old spacer has red o-rings and the new unit has black o-rings.
New part #2035400253
Old part#1602700250

Pin, dipstick lock (early models)
MB# 1249910155

Cover, for dipstick tube, picture attached to this post
MB# 140 270 00 91

Pin, for dipstick tube cover, picture attached to this post
MB# 140 991 00 55

NOTE – All prices on special order parts subject to change without notice.

Attached Thumbnails
2035400253 Transmission Electrical Connection Spacer-2035400053_0.jpg   2035400253 Transmission Electrical Connection Spacer-2035400053_old_1.jpg   2035400253 Transmission Electrical Connection Spacer-2035400053_old_2.jpg   2035400253 Transmission Electrical Connection Spacer-trans-stick-cover_x3.jpg   2035400253 Transmission Electrical Connection Spacer-2035400053_0dafhb65.jpg  

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Last edited by whunter; 10-15-2012 at 03:04 PM.
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