Table of Contents
Advertisement
3 - Brake master cylinder/secondary piston circuit to hydraulic
unit
Torque settings
♦
⇒ o3.1.2 verview – control unit and hydraulic unit, right-hand
drive", page 18
♦
⇒ o3.1.2 verview – brake servo/brake master cylinder, right-
hand drive vehicles", page 98
3.4
Separating control unit from hydraulic
unit
Special tools and workshop equipment required
♦ ESD workplace -VAS 6613-
♦ Torx insert T25
♦ If a control unit is defective, detach the control unit from the
hydraulic unit. Renew only the control unit.
♦ If the hydraulic unit is defective, the hydraulic unit must be
renewed together with the control unit.
♦ To separate the control unit from the hydraulic unit, the ESP
unit must be removed first.
NOTICE
Risk of damage to hydraulic unit caused by removal of the
return flow pump.
– Never detach the return flow pump from the hydraulic unit.
NOTICE
Risk of irreparable damage to control unit caused by electro‐
static charge and dirt.
– Discharge any electrostatic electricity: touch an ESD work‐
place (earth yourself).
– Protect interior of control unit from moisture and dirt.
This electrostatic charge can cause malfunctions if you touch
electric components.
– Before working on electric components, touch an earthed
object, ESD workplace -VAS 6613-. Do not directly touch
connector contacts or electronic components.
– Lay down hydraulic unit together with control unit on ESD
workplace -VAS 6613-.
– Unscrew the 3 Torx bolts from control unit and lay them
aside immediately (to avoid interchanging with the new Torx
bolts).
GETtheMANUALS.org
Tiguan 2021 ➤, Tiguan RUS 2021 ➤
Brake system - Edition 10.2020
3. Control unit and hydraulic unit
39
Advertisement
Table of Contents
