background image

17 TS-12Rev 

- 5 - 

12/9/2019 

 

 

8.  Carefully remove all convoluted tubing shown in red below. 

Reference 

Figure 6. 

 

 

Figure 6 

– Convoluted Tubing Removal 

 
 
9. 

I

nspect all exposed wires for damage or corrosion, looking carefully for wire insulation that 

has worn through, exposing the wire core. Is there exposed wire core? 

Reference 

Figure 7. 

a.  Yes; replace the ATS harness. Reference the removal and installation sections for the 1-

BOX™ Aftertreatment Harness in the 

GHG17 Heavy Duty Workshop Manual 

(DDC-SVC-

MAN-0190). Instructions for adding anti-chaffing tape are further below. Go to step 11. 

b.  No; go to step 10. 

 

 

 

No wire core exposure 

Wire core exposure-

REPLACE

 harness 

Figure 7 

– Wire Harness Inspection 

Содержание GHG17

Страница 1: ...arness Reference Figure 1 Harness shows chaffing on the branch to the 21 pin connector and Soot Sensor Harness and ACM show corrosion at the 21 pin connector Figure 1 GHG17 1 BOX ATS Wire Harness These issues can cause various electrical fault codes such as MCM fault code SPN 1231 FMI 9 ACM Message Not Received or has Stopped Arriving CPC fault code SPN 625 FMI 9 ACM PT CAN DM1 Message Not Receive...

Страница 2: ...serial number to verify the correct ATS harness part number If repairing or installing harness P N A4721503620 portions of the harness will need to be wrapped with anti chaffing tape such as DTNA P N 48 25910 003 or commercially available tape Coroplast 832 MPX The DTNA tape is 82 long x 1 wide and is enough for multiple vehicles See the Repair Procedure section for instructions on installing the ...

Страница 3: ... to the ATS Reference Figure 2 Figure 2 ACM Cover 5 Note the location of the zip ties securing the wiring harness to the ATS and the harness routing location Remove the zip ties securing the wiring harness to the ATS Reference Figure 3 Figure 3 Harness Routing and Zip Tie Location ...

Страница 4: ... Remove the convoluted tubing using scissors or tool DKI0CHA17002 13 from the Chassis Terminal Extraction Tool Kit DKI0CHA17002 Take care not to cut the wire harness DO NOT USE A RAZOR BLADE If using the Harness Fiber Tape Wrap Cutting Tool use the sharp end to make an incision in the tubing and then insert the blunt end to cut the tubing Reference Figure 5 Figure 5 Harness Fiber Tape Wrap Cutting...

Страница 5: ... worn through exposing the wire core Is there exposed wire core Reference Figure 7 a Yes replace the ATS harness Reference the removal and installation sections for the 1 BOX Aftertreatment Harness in the GHG17 Heavy Duty Workshop Manual DDC SVC MAN 0190 Instructions for adding anti chaffing tape are further below Go to step 11 b No go to step 10 No wire core exposure Wire core exposure REPLACE ha...

Страница 6: ...structions for adding anti chaffing tape are further below b No the harness will be reused Figure 8 ATS Harness 21 pin and 120 pin Connector Inspection 11 Inspect the ACM 21 pin and 120 pin connectors for excessive corrosion Reference Figure 9 Is excessive corrosion present at one or both connectors a Yes replace the ACM Reference the removal and installation sections for the 1 BOX Aftertreatment ...

Страница 7: ...nsulative Brush P N 758PR499 reference Figure 10 or Techni Tool ESD Brush P N 758PR121 Gently blow out the connector with compressed air until dry Figure 10 Insulative Nylon Brush used for Connector Cleaning 13 If reusing the existing ATS harness or installing a new ATS harness P N A4721503620 install anti chaffing tape around all exposed wires as shown in Figure 11 Overlap the tape by 50 and proc...

Страница 8: ...round the convoluted tubing Reference Figure 12 Figure 12 Tape Installation 15 Connect the 120 pin and 21 pin electrical connectors and make sure the latches are fully closed Connect the soot sensor electrical connector Install new zip ties in the original locations securing the harness to the ATS Reference Figure 13 Figure 13 Zip Tie Location ...

Страница 9: ...503620 Fault type 22 Parts return Required Troubleshooting may include the following labor operations Labor Operation SRT939 6225D Computer Hook Up Used In Diagnostics Labor Operation 3RB 000EE MCM CPC ACM TCM Diagnostics Difficult Labor Operation 246 6130E ATS After Treatment Device Harness R R One Box ATS Labor Operation 246 6133E ATS After Treatment Device Harness Anti Chaffing Tape Installatio...

Страница 10: ...17 TS 12Rev 10 12 9 2019 CONTACT INFORMATION Please contact the Detroit Customer Support Center at 800 445 1980 or email csc daimler com if you have any questions ...

Отзывы: