Chassis
generic / SAE
C05D3
Driver Applied Pressure Higher Than Expected
Driver-applied brake pressure measured higher than expected for the pedal travel — points to a stuck valve or restricted hydraulic path.
SystemChassis
Typegeneric / SAE
GroupC0
Range / number5 / D3
Possible causes
- Hydraulic restriction or stuck valve high
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–2000 €
- Estimated time: 1–6 h
- Component: hcu
- Component: brake lines
- MIL / check engine light
- drive cycle required
- limp mode possible
Sources
References
sae:J2012