<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="ManualsTemplate.xslt"?>
<!--edited 03 25 2026 SCH-->

<manual>
  <header>
  	
  	<!-- Auto manual = 0
  		Motorcycle manual = 1 -->
  	<manualtype>0</manualtype>   
    
    <partNumber>C-3547</partNumber>
    <partName>Arnott New Coil Spring Conversion Kit</partName>
    <partFit>Mercedes-Benz GL-Class/ML-Class (X164/W164)</partFit>
    <partPhoto><image file="../C-3547/C-3547_Product.jpg" alt="C-3547 Arnott New Coil Spring Conversion Kit" title="C-3547 Arnott New Coil Spring Conversion Kit" /></partPhoto>
	  
  </header>
  
  <section>    
    <alignment_reminder/>
  </section>
	
<section>
    <headline_large_left>Front Air Strut Removal</headline_large_left>
 </section>
  
<section>
	<steps>
		<stepNum>
			1
		</stepNum>
		<text>
			Set the steering to straight ahead.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			2
		</stepNum>
		<text>
			Safely raise the vehicle according to the manufacturer’s instructions.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			3
		</stepNum>
		<text>
			Deflate and disable the air suspension system according to the manufacturer’s instructions.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			4
		</stepNum>
		<text>
			Remove the front wheels.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			5
		</stepNum>
		<text>
			Disconnect the sway bar linkage. (Figure 1)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_001.jpg" caption="1" alt="1" title="1" />
  </section>
	
<section>
	<steps>
		<stepNum>
			6
		</stepNum>
		<text>
			Remove the nut from the ball joint and separate from the spindle assembly. (Figures 2, 3)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_002.jpg" alt1="2" title1="2" caption1="2" file2="../C-3547/C-3547_003.jpg" alt2="3" title2="3" caption2="3" />
  </section>
	
<section>
	<steps>
		<stepNum>
			7
		</stepNum>
		<text>
			Cut the cable tie securing the wire harness mount, then remove the wire harness mount from shock. Disconnect the ADS damping coil connector if applicable. (Figure 4)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_004.jpg" caption="4" alt="4" title="4" />
  </section>
	
<section>
	<steps>
		<stepNum>
			8
		</stepNum>
		<text>
			Disconnect the air line by unscrewing the brass fitting from the strut’s top mount. (Figure 5)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_005.jpg" caption="5" alt="5" title="5" />
  </section>
	
<section>
	<steps>
		<stepNum>
			9
		</stepNum>
		<text>
			Remove the three (3) upper mount flange nuts. (Figure 6)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_006.jpg" caption="6" alt="6" title="6" />
  </section>
	
<section>
	<steps>
		<stepNum>
			10
		</stepNum>
		<text>
			Remove the lower shock mount nut, followed by the bolt and remove the strut from the vehicle. (Figure 7)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_007.jpg" caption="7" alt="7" title="7" />
  </section>
	
<section>
	<steps>
		<stepNum>
			11
		</stepNum>
		<text>
			Removal complete.
		</text>
	</steps>
</section>
	
 <section>
    <headline_large_left>Front Coilover Strut Installation</headline_large_left>
 </section>
	
  <section>
    <warning>
    	Tighten all nuts and bolts to the manufacturer’s specifications during the installation process.
    </warning>
  </section>
	
<section>
	<steps>
		<stepNum>
			1
		</stepNum>
		<text>
			Install the replacement strut onto the vehicle in the same orientation as removed.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			2
		</stepNum>
		<text>
			Reconnect the sway bar link. Tighten hardware to manufacturer’s specifications.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			3
		</stepNum>
		<text>
			Install the lower shock mount bolt and nut, tighten to manufacturer’s specification. (Figures 8, 9)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_008.jpg" alt1="8" title1="8" caption1="8" file2="../C-3547/C-3547_009.jpg" alt2="9" title2="9" caption2="9" />
  </section>
	
<section>
	<steps>
		<stepNum>
			4
		</stepNum>
		<text>
			Reattach the spindle assembly and install the nut onto the ball joint. Tighten to manufacturer’s specification.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			5
		</stepNum>
		<text>
			Using the supplied cable tie, secure the wire harness mount to the shock. (Figures 10, 11)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_010.jpg" alt1="10" title1="10" caption1="10" file2="../C-3547/C-3547_011.jpg" alt2="11" title2="11" caption2="11" />
  </section>
	
<section>
	<steps>
		<stepNum>
			6
		</stepNum>
		<text>
			Using the supplied hardware, install and tighten the top mounting nuts to manufacturer’s specification. (Figure 12)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_012.jpg" caption="12" alt="12" title="12" />
  </section>
	
<section>
	<steps>
		<stepNum>
			7
		</stepNum>
		<text>
			Seal off and secure unused air lines and electrical connections.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			8
		</stepNum>
		<text>
			Installation complete.
		</text>
	</steps>
</section>
	
<section>
    <headline_large_left>Rear Air Spring and Shock Removal</headline_large_left>
 </section>
	
<section>
	<steps>
		<stepNum>
			1
		</stepNum>
		<text>
			Ensure the vehicle is properly lifted according to the manufacturer’s instructions.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			2
		</stepNum>
		<text>
			Ensure the air suspension is deflated and deactivated according to the manufacturer’s instructions.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			3
		</stepNum>
		<text>
			Remove rear wheel from the applicable side being replaced. (Figure 13)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_013.jpg" caption="13" alt="13" title="13" />
  </section>
	
<section>
	<steps>
		<stepNum>
			4
		</stepNum>
		<text>
			Locate and disconnect the air spring’s air line connection. Remove the air spring from the vehicle. (Figure 14)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_014.jpg" caption="14" alt="14" title="14" />
  </section>
	
<section>
	<steps>
		<stepNum>
			5
		</stepNum>
		<text>
			In the rear cargo area, remove all applicable trim panels to gain access to the upper shock mounting fasteners. Reference manufacturer’s instructions for removal of interior paneling. (Figures 15, 16)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_015.jpg" alt1="15" title1="15" caption1="15" file2="../C-3547/C-3547_016.jpg" alt2="16" title2="16" caption2="16" />
  </section>
	
<section>
	<steps>
		<stepNum>
			6
		</stepNum>
		<text>
			With the trim panels removed, lift the insulation to gain access to the top mount nuts. Loosen and remove. (Figures 17, 18)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_017.jpg" alt1="17" title1="17" caption1="17" file2="../C-3547/C-3547_018.jpg" alt2="18" title2="18" caption2="18" />
  </section>
	
<section>
	<steps>
		<stepNum>
			7
		</stepNum>
		<text>
			Disconnect the shocks dampening solenoid electrical connector, located just behind the shock, on the control arm. (Figure 19)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_019.jpg" caption="19" alt="19" title="19" />
  </section>
	
<section>
	<steps>
		<stepNum>
			8
		</stepNum>
		<text>
			Loosen and remove the lower shock mounting bolt, followed by the old shock. (Figure 20)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_020.jpg" caption="20" alt="20" title="20" />
  </section>
	
<section>
	<steps>
		<stepNum>
			9
		</stepNum>
		<text>
			Removal complete.
		</text>
	</steps>
</section>

<section>
    <headline_large_left>Rear Shock and Coil Spring Installation</headline_large_left>
 </section>
	
  <section>
    <warning>
    	Tighten all nuts and bolts to the manufacturer’s specifications during the installation process.
    </warning>
  </section>
	
<section>
	<steps>
		<stepNum>
			1
		</stepNum>
		<text>
			Install the new shock into the vehicle. Install the top nuts and tighten to manufacturer’s specifications.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			2
		</stepNum>
		<text>
			Install the shock lower mount bolt. Tighten to manufacture’s specifications. (Figure 21)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_021.jpg" caption="21" alt="21" title="21" />
  </section>
	
<section>
	<steps>
		<stepNum>
			3
		</stepNum>
		<text>
			Install the new retaining clip to the upper spring seat. (Figure 22)
		</text>
	</steps>
</section>
	
  <section>    
    <image_single file="../C-3547/C-3547_022.jpg" caption="22" alt="22" title="22" />
  </section>
	
<section>
	<steps>
		<stepNum>
			4
		</stepNum>
		<text>
			Place the upper spring isolator and lower spring perch onto the spring. (Figures 23, 24)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_023.jpg" alt1="23" title1="23" caption1="23" file2="../C-3547/C-3547_024.jpg" alt2="24" title2="24" caption2="24" />
  </section>
	
<section>
	<steps>
		<stepNum>
			5
		</stepNum>
		<text>
			Attach the upper spring seat to the upper spring retainer. (Figures 25, 26)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_025.jpg" alt1="25" title1="25" caption1="25" file2="../C-3547/C-3547_026.jpg" alt2="26" title2="26" caption2="26" />
  </section>
	
<section>
	<steps>
		<stepNum>
			6
		</stepNum>
		<text>
			Using an appropriate spring compressor, compress the spring and install into the spring seat. (Figures 27, 28)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_027.jpg" alt1="27" title1="27" caption1="27" file2="../C-3547/C-3547_028.jpg" alt2="28" title2="28" caption2="28" />
  </section>
	
<section>
	<steps>
		<stepNum>
			7
		</stepNum>
		<text>
			Reassemble the cargo area trim.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			8
		</stepNum>
		<text>
			Seal off and secure unused air lines and electrical connections.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			9
		</stepNum>
		<text>
			Tighten all hardware to manufacturer’s specifications.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			10
		</stepNum>
		<text>
			Installation complete.
		</text>
	</steps>
</section>
	
<section>
    <headline_large_left>Electronic Bypass Module (EBM) Installation</headline_large_left>
 </section>

<section>
	<steps>
		<stepNum>
			1
		</stepNum>
		<text>
			Remove the applicable trim around the driver’s seat footwell. Peel back the insulation and remove the panel to gain access to the suspension control module. (Figures 29, 30)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_029.jpg" alt1="29" title1="29" caption1="29" file2="../C-3547/C-3547_030.jpg" alt2="30" title2="30" caption2="30" />
  </section>
	
<section>
	<steps>
		<stepNum>
			2
		</stepNum>
		<text>
			Disconnect the three harnesses from the suspension control module. The harnesses will remain disconnected.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			3
		</stepNum>
		<text>
			According to the table below, splice the EBM harness wires to the applicable control module harness wires using the four (4) supplied heat-shrink butt connectors. Harness C3 is the 2-pin harness. Harness C2 is the 48-pin harness. (Figures 31, 32)
		</text>
	</steps>
</section>
	
<section>
  	<table>
  		<row colspan="1">
  			<column rowspan="1">
  				EBM WIRE
  			</column>
  			<column rowspan="1">
  				VEHICLE HARNESS
  			</column>
  			<column rowspan="1">
  				HARNESS PIN #
  			</column>
  			<column rowspan="1">
  				PIN WIRE COLOR
  			</column> 
  		</row>
  		<row colspan="1">
  			<column rowspan="1">
  				Blue
  			</column>
  			<column rowspan="1">
  				C3
  			</column>
  			<column rowspan="1">
  				H
  			</column>
  			<column rowspan="1">
  				Green/White
  			</column> 
  		</row>
  		<row colspan="1">
  			<column rowspan="1">
  				Green
  			</column>
  			<column rowspan="1">
  				C3
  			</column>
  			<column rowspan="1">
  				L
  			</column>
  			<column rowspan="1">
  				Green
  			</column> 
  		</row>
  		<row colspan="1">
  			<column rowspan="1">
  				Red
  			</column>
  			<column rowspan="1">
  				C2
  			</column>
  			<column rowspan="1">
  				PIN 43
  			</column>
  			<column rowspan="1">
  				Black/White
  			</column> 
  		</row>
  		<row colspan="1">
  			<column rowspan="1">
  				Black
  			</column>
  			<column rowspan="1">
  				Ground Terminal
  			</column>
  			<column rowspan="1">
  				-
  			</column>
  			<column rowspan="1">
  				Brown
  			</column> 
  		</row>
  	</table>
  </section>
	
	 <section>
		<text-center>
			FIGURE 31
		</text-center>
	</section>

	<section>
		<butt_connector caption="32"/>
	</section>
	
<section>
	<steps>
		<stepNum>
			4
		</stepNum>
		<text>
			Connect the EBM to the EBM harness. (Figures 33, 34)
		</text>
	</steps>
</section>
	
  <section>    
    <image_double file1="../C-3547/C-3547_033.jpg" alt1="33" title1="33" caption1="33" file2="../C-3547/C-3547_034.jpg" alt2="34" title2="34" caption2="34" />
  </section>
	
<section>
	<steps>
		<stepNum>
			5
		</stepNum>
		<text>
			Secure the EBM in a suitable location, away from friction or pinch points.
		</text>
	</steps>
</section>
	
  <section>
  	<note>
  		<strong>Do not plug the suspension control modules back in. </strong>They remain unplugged. There should be no suspension error lights present in the instrument cluster.
	</note>
  </section>
	
<section>
	<steps>
		<stepNum>
			6
		</stepNum>
		<text>
			Reassemble the footwell.
		</text>
	</steps>
</section>
	
<section>
	<steps>
		<stepNum>
			7
		</stepNum>
		<text>
			Installation complete.
		</text>
	</steps>
</section>
	
  <section>    
    <alignment_reminder/>
  </section>

  <footer>
  	<!-- Auto manual = 0
  		Motorcycle manual = 1 -->
  	<manualtype>0</manualtype>
  	<feedbackURL>https://bit.ly/4cJCuTX</feedbackURL>
  	<partNumber>C-3547</partNumber>
  	<revision>REV 02</revision>
  	<date>March 11, 2026</date>
  </footer>
    
</manual>
