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Old Jul 20, 2024 | 12:43 AM
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2013 Mercedes e350
A/C will not blow cold air


My 2013 Mercedes e350 is throwing the following codes U016487

P007062

P007200

P007126

A little backstory I bought this car and the front end was wrecked into a ditch had to replace the front bumper that was all that needed to be replaced I replaced the air ambient sensor but still no cold ac it will blow hot air but will not get cold also replaced the compressor with a brand new one still no cold AC please help
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Old Jul 20, 2024 | 03:09 PM
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W212 MY'14 M276-3.5NA @75kMi
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Originally Posted by Chubberdubbz

My 2013 Mercedes e350 is throwing the following codes U016487

P007062

P007200

P007126

A little backstory I bought this car and the front end was wrecked into a ditch had to replace the front bumper that was all that needed to be replaced I replaced the air ambient sensor but still no cold ac it will blow hot air but will not get cold also replaced the compressor with a brand new one still no cold AC please help
New compressor and sensors with no A/C cooling...


Can you pls translate your fault codes into english?

Using your scanner, have a look at the AAC Module...
any faults ?
if not data stream will make this obvious.
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Old Jul 20, 2024 | 03:28 PM
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2013 Mercedes e350
Originally Posted by CaliBenzDriver
New compressor and sensors with no A/C cooling...


Can you pls translate your fault codes into english?

Using your scanner, have a look at the AAC Module...
any faults ?
if not data stream will make this obvious.

Here is the codes in English
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Old Jul 20, 2024 | 03:30 PM
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2013 Mercedes e350
Originally Posted by CaliBenzDriver
New compressor and sensors with no A/C cooling...


Can you pls translate your fault codes into english?

Using your scanner, have a look at the AAC Module...
any faults ?
if not data stream will make this obvious.

I will check that when I’m back home and run the scanner again
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Old Jul 20, 2024 | 03:50 PM
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W212 MY'14 M276-3.5NA @75kMi
major disruptions

Originally Posted by Chubberdubbz

Here is the codes in English
Great, thank you for this collection.
From this report you see your accelerator pedal is acting unreliable: LIMP MODE CEL cause.

In adition outside sensor circuit is flagged as faulty. If you know for fact, testing is consistent then look for poor GND at footwell.

I recommend you forget Aircon for now to focus on ACCELERATOR PEDAL as your top priority No1. This is potentially what forced previous owner into the ditch.... that messed up temp sensor.

Use your scanner to read pedal sensor... a poor connection is 90% cause. There was a recall on defective accelerator built with unsoldered pins that cost millions to replace.

Last edited by CaliBenzDriver; Jul 20, 2024 at 03:55 PM.
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Old Jul 20, 2024 | 03:52 PM
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2013 Mercedes e350
Originally Posted by CaliBenzDriver
Great, thank you for this collection.
From this report you see your accelerator pedal is acting unreliable: LIMP MODE CEL cause.

In adition outside sensor circuit is flagged as faulty. If you know for fact, testing is consistent then look for poor GND at footwell.

I recommend you forget Aircon for now to focus on ACCELERATOR PEDAL as your top priority No1. This is potentially what forced previous owner into the ditch.... that messed up temp sensor.

i have replaced the gas pedal with a new one and it fixed the code just need some cold ac now lol
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Old Jul 20, 2024 | 03:58 PM
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W212 MY'14 M276-3.5NA @75kMi
Originally Posted by Chubberdubbz
i have replaced the gas pedal with a new one and it fixed the code just need some cold ac now lol
Awesome to know you're now safer.

We'll get your A/C freezing as soon as AAC module is satisfied with sensors. Check sensor PTC Value and wiring voltage both +/-.
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Old Jul 20, 2024 | 04:05 PM
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2013 Mercedes e350
Originally Posted by CaliBenzDriver
Awesome to know you're now safer.

We'll get your A/C freezing as soon as AAC module is satisfied with sensors. Check sensor PTC Value and wiring voltage both +/-.

Sounds good am I able to check those with my xtool? Or do I need something else to check that
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Old Jul 20, 2024 | 04:27 PM
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W212 MY'14 M276-3.5NA @75kMi
Originally Posted by Chubberdubbz
Sounds good am I able to check those with my xtool?
Or do I need something else to check that
yes, you'll need to use any basic DVM aka. "multimeter" to read ohms and voltage.

This temp sensor uses a connector that is almost water proof for a while...
visually check from water oxidation. Use RTV Silicone sealant!

Last edited by CaliBenzDriver; Jul 20, 2024 at 04:28 PM.
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