Auto-Repair-Manuals.com   -   (866) 553-8116
 


mack-volvo-ptt.jpg Mack Truck PTT (Premium Tech Tool) OEM Diagnostics Software - USB
Includes: One user license for the Mack Premium Tech Tool (PTT) to service Volvo Trucks. Please note: Connecter Cable is sold separately.
Item # 852112M

$998.95
$960.90

mack-volvo-ptt.jpg Mack / Volvo PTT (Premium Tech Tool) Diagnostics Software- USB
Includes: One user license for the MACK & Volvo Premium Tech Tool (PTT) to service MACK & Volvo Trucks. Please note: Connecter Cable is sold separately.
Item # 852112

$1,495.00
$1,360.95

Volvo-PTT-CF52-s Mack Premium Tech Tool (PTT) Software, Panasonic Toughbook CF-53 Laptop w/ Nexiq USB-Link 3 Adapter Preloaded
FREE Installation, Bonus Software, Shipping and Insurance!
Item # MACK-PTT-CF53-USBLINK3

$2,799.99
$2,349.95

VM-PTT-CF53 Mack / Volvo PTT (Premium Tech Tool) Software, Panasonic Toughbook CF-53 & DPA-XL Adapter Preloaded!

Mack/Volvo Premium Tech Tool Software, Panasonic Toughbook CF-53 & DPA-XL Adapter.
FREE Installation, Bonus Software, Shipping and Insurance!


Item # VM-PTT-CF53

$2,999.99
$2,498.00

442023.gif 2013 - Up MACK Volvo OBDII Engine ECU Adapter (Use w/ USB-Link, WVL2, JPRO DLA+)
Required to Diagnose 2013 & Up Volvo / Mack Engines (Engine Only)
Item # 12159

$230.00
$198.00

442023.gif MACK / Volvo OBDII ABS & Trans ECU Adapter for 2013 - 2014 MACK / Volvo Heavy Trucks
Required to Diagnose 2013 & Up Volvo / Mack ABS Brakes & Transmissions
Item # 443025

$136.84
$95.95

1582514321.jpg 2014 MOTOR Light, Medium & Heavy Duty Trucks Labor Time Guide
Cover Labor Times for 1978-2014 Light, Medium & Heavy Duty Trucks by Motor.
Item # 1582514712

$500.00

HD-I-Front HD I Heavy Duty Truck Diagnostic Code Reader by iCarsoft
Display & clear heavy duty truck diagnostic trouble codes, includes streaming data. It covers J1587, J1708 & J1939 protocols, for accessing Engine, Transmission, Brakes and more.
Item # HD-I

$379.95
$295.00

BSD-1699200239-02-2.jpg Bosch HDS 250 Heavy Truck Scan Tool & Code Reader
Reads and clears heavy-duty truck standard codes. Displays code definitions and Streaming Data.
Item # BSD-1699200240

$789.99
$712.95

10-TRTXL107-1070-100.5websites Mack Air Shift Maxitorque Twelve Speed Series Transmission Service Manual
Mack Air Shift Maxitorque Twelve Speed Series Transmission Service Manual
Item # 10-TRTXL107-1070-100.5

$49.99
$34.95

903008.JPG Medium & Heavy Duty Truck Fault Code Guide
Item # 903008

$89.95
$79.95

HDCODEII.jpg HD Code II Heavy, Medium & Light Truck Code Reader w/ DPF Regen
Covers Class 4-8 Diesel & Gas trucks. Reads/Clears, Engine, Transmission & ABS Brake codes & displays streaming data.
Item # HDCODEII

$399.00
$350.95

HD-Mobile-1 HD MOBILE HEAVY TRUCK SCANTOOL- DPF REGEN CAPABLE
Use Cell Phone to do DPF Regens on Detroit Diesel, FUSO, Cummins, Mack & Volve Trucks!
Item # CDOHDMOBILE

$599.95
$498.00

CDOHDPROTAB-II-s HD-PRO TAB II HEAVY DUTY & INDUSTRIAL OEM MULTIBRAND SCANTOOL
HD-PRO TAB II Heavy Truck OEM Level Multibrand Diagnostic Scan Tool Tablet
Item # CDOHDPROTAB-II

$4,420.00
$3,920.00

DPA-XL Heavy Truck-PC OBD-II Cable & Code Reader/Flash Software-Dearborn Group DPA-XL Heavy Truck-PC OBD-II Cable & Code Reader/Flash Software
DPA-XL Heavy Truck-PC OBD-II Cable & Code Reader/Flash Software by Dearborn Group
Item # DPA-XL

$899.95
$799.95

OTC-3824-08.jpg OTC-3824-08R Online Troubleshooting Annual Subscription
OTC-3824-08R Online Troubleshooting Annual Subscription
Item # OTC-3824-08R

$1,450.00
$1,398.95

OTC-3824-08.jpg OTC-3824-08 ESI Truck Annual Software Update License Fee
OTC-3824-08 ESI Truck Annual Software Update License Fee
Item # OTC-3824-08

$1,850.00

COJ-HDKIT1-CF31 JALtest HeavyTruck MultiBrand Diagnostic Scantool, (Harware, Software, Licence, Info Online), V17.3 w/ Panasonic CF-31
JALtest HeavyTruck MultiBrand Diagnostic Scantool w/ Panasonic CF-31 Toughbook
Item # COJ-HDCOMM-CF31

$10,000.00
$7,880.00

link-kit-lite.jpg JALtest HeavyTruck + Ag MultiBrand Diagnostic Scantool, (Harware, Software, Licence, Info Online), V17.3 -No PC
JALtest COMMAG Heavy Truck + Ag MultiBrand Diagnostic Scantool, V15.1 - No PC
Item # COJ-HDCOMMAG

$10,000.00
$7,990.00

COJ-29522.jpg JALtest HeavyTruck + Ag MultiBrand Diagnostic Scantool, (Harware, Software, Licence, Info Online), V17.3 -With PC
Kit Includes JALtest Soft, Soft Update, Info, Link Adapter, All USA Cables , Rugged PC
Item # COJ-HDCOMMAG-PC

$12,000.00
$9,998.00

COJ-HDKIT3 JALtest HeavyTruck + Ag MultiBrand Diagnostic Scantool, (Harware, Software, Licence, Info Online), V17.3 w/Panasonic CF-53 Laptop
Kit Includes JALtest Soft, Soft Update, Info, Link Adapter, All USA Cables, Panasonic CF-53 PC
Item # COJ-HDCOMMAG-CF53

$10,000.00
$8,500.00

JPRO Diagnostic Software with Adapter Kit JPRO Diagnostic Software with Adapter Kit
JPRO Diagnostic Software with Adapter Kit
Item # 232150-NS

$3,724.00
$3,600.00

JPRO Diagnostic Service Kit JPRO Diagnostic Service Kit
JPRO Diagnostic Service Kit
Item # 263050-NS

$6,024.00
$4,650.00

 JPRO Diagnostic Software JPRO Diagnostic Software
JPRO Diagnostic Software
Item # 212100-ANS

$3,248.00
$2,825.00

493013.gif Nexiq 16-Pin OBDII Smart Adapter Cable for Multi-Brand Heavy / Medium Trucks J1962 (Use w/USB-Link 2)
Use with Nexiq USB-Link-2 or Snap-On Ultra to Diagnose Ford, GM, Dodge, Volvo/MACK, Isuzu, Hino Trucks with OBD-II connector
Item # 493013

$166.87
$123.00

Mack Wiring Diagram Chassis Series CX 2000-Older
Item # MACKWIRE2

$89.95
$79.95

Mack Wiring Diagram Chassis Series LE 2000-Older
Item # MACKWIRE3

$69.95
$59.95

Mack Wiring Diagram Chassis MR 2000-Older
Item # MACKWIRE4

$89.99
$79.95

2001 - 2002 Mack Wiring Diagram Chassis Series CV
Item # MACKWIRE10

$59.95
$49.95

2003 - 2004 Mack Wiring Diagram Chassis Series CV
Item # MACKWIRE11

$59.95
$49.95

Mack Wiring Diagram Chassis Series LE 2001
Item # MACKWIRE12

$59.95
$49.95

2002 - 2004 Mack Wiring Diagram Chassis Series LE
Item # MACKWIRE13

$59.95
$49.95

2001 - 2002 Mack Wiring Diagram Chassis Series MR
Item # MACKWIRE14

$59.95
$49.95

2003 - 2004 Mack Wiring Diagram Chassis Series MR
Item # MACKWIRE15

$59.95
$49.95

2004 - 2005 Mack Wiring Diagram Chassis CT
Item # MACKWIRE19

$59.99
$49.95

5314.JPG Mack 2002 ASET AC, AI, and AMI Engine Tune-Up Specifications
Mack 2002 ASET AC, AI, and AMI Engine Tune-Up Specifications
Item # 5314

$29.95

5315.JPG Mack Truck 2003 Engine Tune-Up Specifications
Mack 2003 Truck Engine Tune-Up Specifications, April 2004
Item # 5315

$29.95

5316.JPG Mack Truck 2004 Engine Tune-Up Specifications
Mack 2004 Truck Engine Tune-Up Specifications, January 2005
Item # 5316

$29.95

5317.JPG Mack Truck 2005 Engine Tune-Up Specifications
Mack 2005 Truck Engine Tune-Up Specifications, January 2006
Item # 5317

$29.95

5318.JPG Mack Truck 2006 Engine Tune-Up Specifications
Mack 2006 Truck Engine Tune-Up Specifications, January 2007
Item # 5318

$29.95

5319.JPG Mack Truck 2007 Engine Tune-Up Specifications
Mack 2007 Truck Engine Tune-Up Specifications, October 2008
Item # 5319

$29.95

2007 - 2009 Mack MP7 Engine Service Information / Repair Binder Kit
2007 - 2009 Mack MP7 Engine Service Information / Repair Binder Kit
Item # PV776-K-MP7-2007-Engine

$175.00

2010 Mack MP7 Engine Service Information / Repair Binder Kit
2010 Mack MP7 Engine Service Information / Repair Binder Kit
Item # PV776-K-MP7-2010-Engine

$175.00

Mack Truck Mid-Liner MS CS Chassis Electrical/Wiring Factory Service Manual
Mack Truck Mid-Liner MS CS Chassis Electrical/Wiring Factory Service Manual
Item # MLS11501

$35.95

Mack Mid-Liner RVI Transmission BDSL 181 Six Speed Service Manual Mack Mid-Liner RVI Transmission BDSL 181 Six Speed Service Manual
Mack Mid-Liner RVI Transmission BDSL 181 Six Speed Service Manual
Item # MLS52

$29.99
$24.95

10-102 Mack T2130, T2180, T2180B Transmission Service Rebuild Manual
Mack T2130, T2180, T2180B Transmission Service Rebuild Manual
Item # 10102

$44.95
$34.95

Mack Six Speed Maxitorque Transmission
Item # 10TRXL10701005

$24.95
$18.95

5102websitesnew Mack E9 V-8 (998) Engine Factory Overhaul Procedures Manual
Covers overhaul of the E9 Mack Factory V-8 (998) Diesel Engine.
Item # 5102

$39.95

5114.JPG Mack MP7 Diesel Engine Service Manual
Item # 5114

$59.95
$54.95

5113.JPG Mack MP8 Diesel Engine Service Manual
Mack MP8 Diesel Engine Service Manual
Item # 5113

$59.99
$53.95

01_1563925877.jpg Six Cylinder Diesel Mack Engine Overhaul Manual
Six Cylinder Diesel Mack Engine Overhaul Manual
Item # 546724VH

$27.45
$21.95

8211.jpg Mack V-MAC III Service Manual, Revised October 2008
Covers Mack V-MAC III Blink Codes, Sensor Information, Engine & Trans Performance Diagnostics, Service Manual.
Item # 8211

$82.95

8206websites Mack V-MAC II Service Manual, Revised July 1998
Covers Mack V-MAC II Blink Codes, Sensor Information, Engine & Trans Performance Diagnostics, Service Manual.
Item # 8206

$69.95

MV8102.jpg MACK V-MAC Diagnostic Service Manual MV8-102
MACK V-MAC Diagnostic Service Manual MV8-102
Item # MV8102

$55.95
$42.00

5313updatewebsites Mack Truck 2001 E-Tech Engine Tune-Up Specifications
Mack 2001Truck E-Tech Engine Tune-Up Specifications
Item # 5313

$29.95

1582512396.JPG 1999 - 2005 MOTOR Heavy Truck Engine Performance & Driveability Manual, 1st Edition
1999 - 2005 MOTOR Heavy Truck Engine Performance & Drivability
Item # 1582512396

$139.95

22951.jpg 1992 - 2001 MOTOR Medium & Heavy Truck Engine Performance & Wiring Manual, 4th Edition
Covers specifications, service procedures and wiring diagrams on 1992 - 2001 Medium and Heavy Duty Truck.
Item # 1582510571

$209.95

1582510539.jpg 1991 - 1998 MOTOR Medium & Heavy Truck Repair Manual, 13th Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1991, 1992, 1993, 1994, 1995, 1996, 1997, some 1998
Item # 0878519920

$279.95
$169.95

0878519688.jpg 1989 - 1997 MOTOR Medium & Heavy Truck Engine Performance & Wiring Manual, 2nd Edition
1989 - 1997 MOTOR Medium & Heavy Truck Engine Performance & Wiring Manual, 2nd Edition
Item # 0878519688

$220.95
$198.95

1582510539.jpg 1989 - 1996 MOTOR Medium & Heavy Truck Repair Manual, 12th Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1986, 1987, 1988, 1989, 1990, 1991, 1992, some 1993
Item # 0878518908

$259.95

1582512612.jpg 1989 - 1994 MOTOR Medium & Heavy Truck Repair Manual, 11th Edition
Covers Repair of 1989-1994 Med. & Heavy Truck Diesel / Gas Engines, Brakes, Clutch, Trans, Transfer Case, A/C Computer, Cooling, Electrical, Emissions, Exhaust, Fuel, Axles, Steering, Suspension.
Item # 0878518398

$179.95

1582510539.jpg 1988 - 1993 MOTOR Medium & Heavy Truck Repair Manual, 10th Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1988, 1989, 1990, 1991, 1992, some 1993
Item # 0878518207

$159.95
$139.95

0801984432.jpg 1989 - 1992 Chilton's Heavy Duty Truck Service Manual
Service manual for Heavy Duty Trucks 1989, 1990, 1991 & 1992. Covers Caterpillar, Cummins, Detroit Diesel & more.
Item # 0801984432

$89.95
$49.95

0878616344.jpg 1977 - 1988 MOTOR Medium & Heavy Truck Repair Manual, 5th Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988
Item # 0878616710

$159.95
$139.95

087851712X.jpg 1977 - 1987 MOTOR Medium & Heavy Truck Repair Manual, 4th Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1987, 1987
Item # 0878516492

$159.95
$129.95

087851712X.jpg 1977 - 1985 MOTOR Medium & Heavy Truck Repair Manual, 2nd Edition
Cover all Medium & Heavy Duty Truck and Component Manufactures for years 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985
Item # 0878516107

$159.95
$129.95

0878515226.jpg 1973 - 1982 MOTOR Truck & Diesel Repair Manual, 35th Edition
1973 - 1982 MOTOR Truck & Diesel Repair Manual, 35th Edition
Item # 0878515226

$75.00
$64.95

0878515070.jpg 1966 - 1979 MOTOR Truck & Diesel Repair Manual, 32nd Edition
1966 - 1979 MOTOR Truck & Diesel Repair Manual, 32nd Edition
Item # 0878515070

$75.00
$64.95

1960-69MotorTruck.jpg 1960 - 1969 MOTOR'S Truck Repair Manual, 22nd Edition (Includes Heavy Duty Diesel Engines)
This edition covers mechanical specifications and service procedures on 1960 - 1969 models. Includes repair information for diesel engines.
Item # 1960-69MotorTruck

$89.95
$69.95

1960-69MotorTruck.jpg 1960 - 1968 MOTOR'S Truck Repair Manual, 21st Edition (Includes Heavy Duty Diesel Engines)
This edition covers mechanical specifications and service procedures on 1960 - 1968 models. Includes repair information for diesel engines.
Item # 1960-68MotorTruck

$89.95
$69.95

OTC5081.jpg S-Cam Air Brake Spring Tool
Item # OTC5081

$97.95
$72.95

OTC5053.jpg Mack Adjusting Screw Socket
Item # OTC5053

$124.95
$99.95

12-101.JPG Mack FA (W) Front Axle and Steering System Service Manual
Mack FA (W) Front Axle and Steering System Service Manual
Item # 12-101

$49.95
$38.95

Mack Premium Tech Tool (PTT) Software USB w/ ECU Programming, CF-53 Toughbook & USB-Link 2 Adapter Mack Premium Tech Tool (PTT) Software USB w/ ECU Programming, CF-53 Toughbook & USB-Link 2 Adapter
Laptop comes Pre-Loaded and Ready-to-use out of the box!
Item # MACKPTT-ECU-KIT

$3,800.00
$3,599.95

PTT-PROECU-KIT Mack, Volvo, Prevost PTT w/ ECU Programming, CF-53 Toughbook & USB-Link 2 Adapter - Preloaded
Mack, Volvo, Prevost PTT w/ ECU Programming, CF-53 Toughbook & USB-Link 2 Adapter - Preloaded & Ready to Use!
Item # PTT-PROECU-KIT

$6,499.99
$6,049.95

10-TRL10760-10780-100.5websites Mack Maxitorque TRL10760 & TRL10780 Five-Speed Overdrive Transmission Service Manual
Mack Maxitorque TRL10760 & TRL10780 Five-Speed Overdrive Transmission Service Manual
Item # 10-TRL10760-10780-100.5

$39.99
$29.95

Volvo VOCOM1/VOCOM2 Datalink Adapter to 88890315 Deutsch 9-PIN Volvo VOCOM1/VOCOM2 Datalink Adapter to 88890315 Deutsch 9-PIN
Volvo VOCOM1/VOCOM2 Datalink Adapter to 88890315 Deutsch 9-PIN
Item # MackVolvo0003

$292.60

Mack GU Granite, CHU/CXU Pinnacle and TD Titan Series Chassis Electrical Troubleshooting & Wiring Diagrams Manual Mack GU Granite, CHU/CXU Pinnacle and TD Titan Series Chassis Electrical Troubleshooting & Wiring Diagrams Manual
Mack GU Granite, CHU/CXU Pinnacle & TD Titan Series: Chassis Electrical Troubleshooting & Wiring Diagrams Manual
Item # 8-217-2010

$50.00

BYPASS-CAT-40-01 Bypass Breakout Cable for CAT 40-Pin ECMs
Bypass Breakout Cable for CAT 40-Pin ECMs
Item # BYPASS-CAT-40-PIN

$249.00

Premium Tech Tool Mack/Volvo/Prevost Diagnostic Software w/ ECU Programming Premium Tech Tool Mack/Volvo/Prevost Diagnostic Software w/ ECU Programming
Premium Tech Tool Mack/Volvo/Prevost Diagnostic Software w/ ECU Programming - 1 Year License
Item # PTT-MACK-VOLVO-PREVOST-ECU

$5,499.99
$5,099.95

DTC Solutions V2 - Repair Solutions for Codes DTC Solutions V2 - Repair Solutions for Codes
DTC Solutions V2 - Repair Solutions for Codes
Item # DTCS-V2

$499.00

DL-J1939-9-PIN-SPLITTER-CABLE Universal J1939 9-Pin Splitter Cable
Universal J1939 9-Pin Splitter Cable
Item # DL-J1939-9-PIN-SPLITTER-CABLE

$75.00

AUL-MS908CVII Autel MaxiSYS MS908CVII Commercial, Medium & Heavy Duty Diagnostic Tool
Autel MaxiSYS MS908CVII Commercial, Medium & Heavy Duty Diagnostic Tool
Item # AUL-MS908CVII

$3,499.95
$2,999.95

301050388websites LAUNCH Gear Scan HD Diagnostic Tool
Item # 301050388

$2,395.99
$1,739.99

BENDIX-ACOM-AE-DL-s Bendix ACOM AE ABS Diagnostic Software - Digital Download
Bendix ACOM AE ABS Diagnostics - Digital Download
Item # BENDIX-ACOM-AE-DL

$599.95
$554.95

CanDo-Bundle-with-BagSM CanDo HD Bluetooth Mobile Scanner with Regens Bundle
Item # HD-MOBILE-BUNDLE

$629.00
$599.00

DTC_Solutions_offHWY DTC Solutions Off Highway Edition
DTC Solutions Off Highway Edition - Repair Solutions for codes!
Item # DTCS-OFF-HWY

$1,069.00
$999.00

CF31-DXP-121054 Universal Diesel Truck Diagnostic Tool & Scanner Laptop Kit
Universal Diesel Truck Diagnostic Tool & Scanner Laptop Kit
Item # CF31-DXP-121054

$2,795.00

Diesel-Defense-image Diesel Defense GPS and Remote Lock Down - 12 Month Subscription
Diesel Defense GPS and Remote Lock Down - 12 Month Subscription
Item # DIESEL-DEFENSE

$100.00

121052websites Nexiq USB-Link 3 Wireless Vehicle Interface Kit
Nexiq USB-Link 3 Wireless Vehicle Interface Kit
Item # 121052

$850.00
$774.95

Cummins Inline 7 Data Link (PC to Vehicle) Adapter Bundled with Cummins Insite Pro Subscription Cummins Inline 7 Data Link (PC to Vehicle) Adapter Bundled with Cummins Insite Pro Subscription
Cummins Inline 7 Data Link Adapter Bundled with Cummins Insite Pro Subscription
Item # CUMMINS-0003-3886391

$2,745.95
$2,495.95

Nexiq POCKET HD Heavy Duty Truck Scan Tool  188080 Nexiq POCKET HD Heavy Duty Truck Scan Tool
Nexiq POCKET HD Heavy Duty Truck Scan Tool
Item # 188080

$3,049.32
$1,540.95

Nexiq Pocket HD & Light/Medium Truck DPF Regen Software 917022 Nexiq Pocket HD & Light/Medium Truck DPF Regen Software
Nexiq Pocket HD & Light/Medium Truck DPF Regen Software
Item # 917022

$740.55
$366.52

Noregon JPRO DLA+ 3.0 Wireless Adapter Kit Noregon JPRO DLA+ 3.0 Wireless Adapter Kit
Noregon DLA+ 3.0 Wireless Adapter Kit. Does not cover Trailer Diagnostics.
Item # 122071

$899.00
$870.00

OTC Diesel Exhaust Fluid (DEF) Refractometer Exhaust Kit OTC Diesel Exhaust Fluid (DEF) Refractometer Exhaust Kit
OTC Diesel Exhaust Fluid (DEF) Refractometer Exhaust Kit
Item # OTC-5025

$179.98
$158.80

BENDIX-ACOM-AE-USB-s Bendix ACOM AE ABS Diagnostic Software - USB
Bendix ACOM AE ABS Diagnostics - USB
Item # BENDIX-ACOM-AE-USB

$649.95
$599.95

 

How To Use Factory Mack / Volvo Diesel Engine Diagnostic Software

Keywords: Mack, Heavy, Duty, Truck, Factory, Repair, Service, Shop, Manuals, Diagnostic, Scanner, Scan, Tool, JPRO, OTC, Genisys, HD, Nexiq, Pro-Link, Graphiq, iQ, Software, cartridge, vcads, ptt, chassis, electrical, engine, diesel, wiring, mid, liner,VCADS, factory, OEM, Software, engine, truck, diagnose, diagnostic, computer, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990,diagnostic trouble code, scanner, heavy, duty, medium, trucks, trailers, 11201-11206, Noregon, JPRO, Fleet, shop, tool, 6, 9, 6 or 9 pin, DLA, PLC, OEM, Software, Applications, Fault Guide, Code, 906008, 63050-MACK, 125032, 852112, E-tech, mid-liner, diesel