2.3 Sensors and actuators – Overview
Illustration also applies to 16V 4000 Cx3 engines
1 B07 (lube oil temperature)
2 Sensors for cylinder ex-
haust temperature B4.1
through B4.8 (A-bank) (op-
tional only for 16 V)
3 Injectors Y39.1 to Y39.6
(A-bank)
4 ADEC (ECU 7)
5 B34 (fuel pressure after fil-
ter)
6 B48 (fuel pressure in com-
mon rail)
7 M8 (HP fuel pump actua-
tor)
The injectors are underneath the cylinder head covers of the cylinder. Injector replacement and neces-
sary activities (→ Page 97).
M015695/03E 2013-03
| General Information | 21
TIM-ID: 0000012925 - 002