C1251 · blink 51 – ABS Pump Motor Lock

System: ABS with BA & EBD
Dashboard light: ABS warning
Check-engine blink code: 51
Applies to: All E120 with ABS (BA & EBD)
Description: ABS Pump Motor Lock
Detection / symptoms: Detection: ABS actuator pump motor is not operating normally during ABS pump motor initial check.
What to check: See RM page (inspection steps not parsed)
Confidence: high (official Toyota RM821E)

From the factory service material. Clear the code and test-drive to confirm it returns. Search all fault codes · Common problems · Warning lights