timing belt AUDI A4 1999 B5 / 1.G APB Engine Ignition System Checking

28-51

Read Measuring Value Block 93
1
2
3
4

Indicated on display
- Check specified display values for Hall sensors.

Display fields

1 2 3 4
Display Group 093: Phase positions of Hall sensors (Bank 1 and Bank 2) with engine idling
Display xxx RPM xx %
0 6 KW
0 6 KW
Indicates Engine
speed
(RPM) Engine
load Phase position
Bank 1 Phase position
Bank 2
Work
range min.: 750
RPM
max.: 6800
RPM min.: 15
%
max.:
175 % -20.3 to 14.8 KW
-20.3 to 14.8 KW
Specified
value 750 - 850
RPM
0 6 KW
0 6 KW
Note
If readouts do not match specifications, unbolt Hall sensor and check whether
rotor ring is properly mounted on camshaft. If it is incorrectly mounted, the
locating lug will be flattened when the securing bolt is tightened. Also check
valve timing.
Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB,
Repair Group 13, Crankcase ventilation, Ribbed belt removing and installing, Timing belt removing and installing

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