Overview Of Ground Connections in Engine Compartment

Ground Connections

Overview of Ground Connections in engine compartment







1 - (13) Ground Connection (in engine compartment, right)

2 - (644)Ground Connection 4 (in engine compartment, right)

3 - (646)Ground Connection 2 (on firewall)

4 - (683)Ground connection on right front side member

5 - (645)Ground Connection 1 (on firewall)

6 - (671) Ground Connection 1 (on left front long member)

7 - (647)Ground Connection 3 (on firewall)

8 - (641) Ground Connection 3 (in engine compartment, left)

9 - (12) Ground Connection (in engine compartment, left)

10 - (640) Ground Connection 2 (in engine compartment, left)

11 - (14) Ground connection on transmission

12 - (608) Ground Connection (in center plenum chamber)

13 - (601) Ground connection on cylinder head, left
• Component location: on cylinder block
• Tightening specification: 8 Nm

14 - (600) Ground connection on cylinder head, right
• Component location: on cylinder block
• Tightening specification: 8 Nm

15 - (18) Ground Connection (on engine block)
• Tightening specification: 20 Nm






(13) - Ground Connection (in engine compartment, right) -1-
Tightening specification: 20 Nm





(644) - Ground Connection 4 (in engine compartment, right) -1-
Tightening specification: 9 Nm





(646) - Ground Connection 2 (on firewall) -1-
Tightening specification: 9 Nm





(683) - Ground Connection (on right front side member) -1-
Tightening specification: 9 Nm





(645) - Ground Connection 1 (on firewall) -1-
Tightening specification: 9 Nm
(608) - Ground Connection (in center plenum chamber) -2-
Tightening specification: 9 Nm





(14) - Ground connection on transmission -1-
Tightening specification: 43 Nm
(671) - Ground Connection 1 (on left front longitudinal member)-2-
Tightening specification: 20 Nm





(647) - Ground Connection 3 (on firewall) -1-
Tightening specification: 20 Nm
JX1 - Electric drive power and control electronics -2-





(641) - Ground Connection 3 (in engine compartment, left) -1-
Tightening specification: 9 Nm





(12) - Ground Connection (in engine compartment, left) -1-
Tightening specification: 9 Nm





(640) - Ground Connection 2 (in engine compartment, left) -1-
Tightening specification: 9 Nm