C0256 (blink 58) on Toyota Passo (KGC10): RL holding/pressure-reducing solenoid abnormal

Short answer: C0256 means “RL holding/pressure-reducing solenoid abnormal”. The car’s computer has found a fault in the ABS system and turns on the ABS warning light. First check: follow manual.

Code

C0256 · blink 58

System

ABS

Dashboard light

ABS warning light

Also sold as

Daihatsu Boon, Daihatsu Sirion (M300)

Applies to

M300/M301 export

Confidence

high (factory chart)

Source

carmanualsclub.com

Symptoms and when it is set

1. Warning lamp per chart

Likely causes

1. RL holding/pressure-reducing solenoid abnormal

What to check, in order

1. Follow manual

Related on this car

• All fault codes for this car
• Warning lights
• Where the parts are (parts map)
• Common problems

Same code on other cars

• C0256 · Toyota Vitz (1st gen)
• C0256 · Toyota Corolla (9th gen, E120)
• C0256 on all cars compared

← C0246/56 C1300/77 →

Clearing the code does not fix the fault. If it comes back, the problem is still there. For brakes, airbags and steering, see a trained mechanic.