Caterpillar ep25k pac error 12
Caterpillar ep25k pac error 12
Hi, I'm struggling with a Caterpillar ep25k pac because i don't have any info on it. We've replaced the batteries and after the startup sequence is complete, when we want to drive, error code 12 shows on the display cutting all movements.
-
hiandlotech
- Posts: 64
- Joined: Fri Aug 26, 2016 8:38 pm
Re: Caterpillar ep25k pac error 12
Hello Antonio, it took us a while but we finnaly found some information for that truck here it is
Error 12
Symptoms:
Display error 12
Inhibit vehicle operation. Line contactor OFF
Possible cause:
Short circuit in traction T1 IGBT, SHORT circuit in traction T2 IGBT, drive card failure, traction CS1 current sensor failure, traction logic card fault.
Check this:
Disconnect battery plug,
Check T1 IGBT, T2 IGBT drive card for abnormality.
If abnormal replace drive card.
Check CS1 for defect
If abnormal replace traction logic card.
See schematic below.
Error 12
Symptoms:
Display error 12
Inhibit vehicle operation. Line contactor OFF
Possible cause:
Short circuit in traction T1 IGBT, SHORT circuit in traction T2 IGBT, drive card failure, traction CS1 current sensor failure, traction logic card fault.
Check this:
Disconnect battery plug,
Check T1 IGBT, T2 IGBT drive card for abnormality.
If abnormal replace drive card.
Check CS1 for defect
If abnormal replace traction logic card.
See schematic below.
- Caterpillar EP25k error Code 12 Schematic.
Caterpillar Certified- Nissan Certified
Clark Technician- Jungheinrich
mexiCAN
Clark Technician- Jungheinrich
mexiCAN