Electrical, Electronics and Lighting

1,481 topics in this forum

1. Firewall main bus diagram

   By green_380, 11 hours ago
   • 1 reply
   • 49 views
   • 
   • Joey Mack
   • 9 hours ago

2. 94 ch613 plug in to read mileage?

   By BronsonA2150, November 2
   • 9 replies
   • 245 views
   • 
   • Joey Mack
   • Sunday at 11:32 PM

3. 2007 Mack CTP, No brake lights

   By Jaytrucking, October 29
   • 6 replies
   • 231 views
   • 
   • Mark T
   • October 30

4. Coolant level sensor code 1-7

   By Matt king, March 5, 2018
   • 8 replies
   • 5.5k views
   • 
   • Joey Mack
   • October 24

5. Engine brake wiring

   By Nathanwhit1, October 21
   • 18 replies
   • 359 views
   • 
   • Nathanwhit1
   • October 22

6. 1987 mack rd688sx

   By john17, October 20
   • 3 replies
   • 294 views
   • 
   • john17
   • October 22

7. 2015 Mack Pinnacle not starting

   By Vangessela, September 29
   • 10 replies
   • 964 views
   • 
   • CaliMack14
   • October 7

8. Intermittent crank but no start/fuel condition

   By CrocEyes, September 30
   • 0 replies
   • 231 views
   • 
   • CrocEyes
   • September 30

9. 1987 r model clutch pedal making voltage drop (dynatard)

   By Ericjdecket, September 4
   • 9 replies
   • 3k views
   • 
   • Geoff Weeks
   • September 18

10. Parasitic draw on 91 Mack RW

    By Sarge, September 9
    • 1 reply
    • 1.6k views
    • 
    • fjh
    • September 9

11. 94 Mack heater valve location

    By BronsonA2150, August 12
    • 6 replies
    • 669 views
    • 
    • Joey Mack
    • September 4

12. Ecm programming for behr fan clutch

    By Playinghooky13, August 21
    • 0 replies
    • 1.2k views
    • 
    • Playinghooky13
    • August 21

13. Cb radio for 13 pinnacle

    By Dmurph2016, August 18
    • 5 replies
    • 659 views
    • 
    • The Heinz
    • August 21

14. B42 starter

    By farmtime, August 16
    • 7 replies
    • 582 views
    • 
    • Geoff Weeks
    • August 18

15. Major Mack Electrical Issue

    By Midland Oilfield, January 17, 2020
    • 5 replies
    • 4k views
    • 
    • Joey Mack
    • August 8

16. 2006 Mack CV713 A/C Cuts Out Erratically

    By KevenH, July 18
    • 22 replies
    • 1.3k views
    • 
    • KevenH
    • July 22

17. Electrical short off the air brake dilemma

    By AtlanticCartage, June 16
    • 2 replies
    • 702 views
    • 
    • Joey Mack
    • July 14

18. 1996 RD688 short to frame

    By CrocEyes, June 11
    • 4 replies
    • 1k views
    • 
    • CrocEyes
    • June 23

19. Rack position Sensor above normal

    By Mackondistress, June 3, 2020
    • 2 replies
    • 2.6k views
    • 
    • premierhaulingPH1
    • June 18

20. DieselLink or NexIQ adapter?

    By JoeH, December 8, 2021
    • 6 replies
    • 2.8k views
    • 
    • dieselworking
    • June 14

21. Possible ECM issue

    By GGTtexas, June 9
    • 4 replies
    • 922 views
    • 
    • Geoff Weeks
    • June 12

22. Alternator issues 1 2

    By cruiseliner64, June 4
    • 36 replies
    • 2.4k views
    • 
    • mowerman
    • June 9

23. 07 Granite CTP 713. Electrical issue 1 2

    By CmLandWorx, May 5
    • 37 replies
    • 3.7k views
    • 
    • CmLandWorx
    • May 18

24. Total Loss Of Electrical Power

    By Farmer Harv, April 20, 2010
    • 7 replies
    • 12.1k views
    • 
    • Joey Mack
    • May 14

25. Brake lights when no air pressure

    By hjgtrucking, April 29
    • 7 replies
    • 1.2k views
    • 
    • hjgtrucking
    • May 14