





WOYO PL004 ECA Tester
Electric Clutch Actuator Diagnostic Tool for Scania Trucks
Truck Diagnostic Tool: Bench Testing Module for ECA Repair and Workshop Use
Description
After repairing or upgrading the Scania ECA (Electric Clutch Actuator) module, use the WOYO PL004 ECA Tester to confirm repair status via offline bench testing. A successful test allows safe reinstallation into the vehicle; a failed test indicates further repair is needed—avoiding unnecessary labor from repeated vehicle assembly for validation.
Fault Codes Supported
- 500004 fault types
- 501401 fault types
- 501502 fault types
- 501702 fault types
- 501802 fault types
Compatibility
Suitable for Scania T, P, G, and R series trucks with ECA-controlled gearbox and clutch systems, including EURO3, EURO4, and EURO5 truck tractors.
Manufacturer Part Numbers
10572941, 10572946, 10572951, 10574929, 10574930, 10574936, 1849429, 1931444, 2290706, 2392193, 2392281, 2441305, 2450508, 2612292, 574952, 2646661, 2082082, 2023059, 574929, 1.13228, 2037304, 2475267, 2612290, 874879 VALEO, 875027, 574930, 574936, 574942, 574944
How to Test an ECA Using the WOYO PL004
- Connect the ECA to the PL004 using the included adapter cable.
- Connect the PL004 to a 24V power source: red wire to positive (+), black wire to negative (–).
- Press the ON/OFF button to power on the PL004.
- Adjust the B location on the ECA to 50% (verify first data reads “50.0”).
- Set desired testing times and speed on the PL004 interface.
- Press the ON/OFF button to initiate ECA actuation.
Packing List
- Main unit × 1
- Cable × 2
- Bracket × 1
- US$36.00
- US$359.00
- US$65.00
- US$49.00
- US$99.75
- US$219.00
- US$119.00
- US$690.00
- US$9.80
- US$169.90
- US$22.90
- US$16.90
- US$4.90
- US$619.00
- US$390.00
- US$87.40
- US$89.90
- US$14.90
- US$26.02
- US$79.99
- US$26.59
- US$6.90
- US$39.34
- US$139.00





































