Symptom:
1. Boost comes in very very early at around 2000rpm and peaks very quick by 2500rpm.
2. Once boost is in the car jerks pretty dramatic.
3. Idle is fine at around 850rpm.
4. Timing check is on the dot...
The Dual Solenoid Boost Controller R (DSBC Spec R) has four programmable
boost settings or various levels of boost. This unit features a built-in boost gauge,
peak boost display, four different boost
settings...
a lot of people using it... why?
they simply can answer for it but.. not really in details...
anyone can clarify what it is for?