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What do these codes mean?

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Old Oct 10, 2007 | 11:14 PM
  #1  
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yellowcee5
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From: Stephenville Texas
Default What do these codes mean?

I pulled the following codes earlier and want to know what they mean and how to fix them (in simple terms please, I'm no mechanic.) ----


28TCS ----

C1226H
C1233H
C1283H
C1295H

Thanks!
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Old Oct 11, 2007 | 05:52 AM
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trussme
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Default

[QUOTE=yellowcee5;1562254567]I pulled the following codes earlier and want to know what they mean and how to fix them (in simple terms please, I'm no mechanic.) ----


28TCS ----

C1226H Wheel Sensor Malfunction
C1233H " " "


C1283 VSES Sensors Uncorrected

C1295 Brake Lamp Switch Circuit Open



Here's info on wheel sensors...Codes C1221>>>>1233 indicate that one of the wheel speed sensors is either sending a bad signal or no signal. Start by checking the connections. The wheel speed sensors are integrated into the wheel bearing/hub assembly. The wire coming out of the back is the connection for the wheel speed sensors. Verify that the connector are not broken, damaged, or corroded in any way. Pay particular attention to the female end.

The wire coming out of the wheel speed sensor connects to and 18" jumper harness, then to the main harness. It is very common for people to have a weak female pin in one of those connections. If all of that checks out good, Swap the jumper harness from side to side. For example if the left front is bad, swap it over to the right front. and install the good one from the right front to the left side. Then clear the trouble code. If the trouble code is now on the right side, you know the wire harness is the problem. If the code is still on the left side after swapping the jumper harnesses, you know the problem is inside the wheel speed sensors.


If all the wires check out good, it's time to take a trip to Auto Zone for a new set of bearings. You can buy replacement AC Delco bearing from your dealer if you want to, or get the exact same bearing in a different box for half the price (~$150) from Auto Zone, you decide. The bearings should be replaced in axel sets, so if your left front is bad, you have to replace the right front too. While your at it, this is a good time to upgrade the lug studs and add spindle ducts.

Last edited by trussme; Oct 11, 2007 at 06:08 AM.
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Old Oct 11, 2007 | 11:12 AM
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THANK YOU SO MUCH!

I was really worried that it was the whole EBCM or something super expensive. Thank you for that great detailed answer. I'm off to the Auto Parts Store!
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Old Oct 11, 2007 | 02:17 PM
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trussme
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From: Magnolia Greens NC
Default ....btw,

Originally Posted by yellowcee5
THANK YOU SO MUCH!

I was really worried that it was the whole EBCM or something super expensive. Thank you for that great detailed answer. I'm off to the Auto Parts Store!
BTW....if it ever becomes Your EBCM....I have a very detailed tutorial that will guide you thru replacing it...but, here is the best part of it:

It's only $150 to get it fixed...read on:


An alternative to buying a new one is to have your original rebuilt.
For EBCM repair/replace

Call Brandon

877-648-7530 at ABS FIXER

or: www.absfixer.com

$150. plus UPS....warranted as long as You own it
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