Fault Isolation Procedures

Code 21 (SID 7, FMI 2) Right Turn Signal, continued

Step C

Procedure

Condition

Action

 

 

 

 

1.Key off.

2.Turn on right turn signal.

3.Measure voltage between Central Processing Unit 32-way connector pins C2 and C15.

If voltage flashes within 2

 

Replace Central Processing

volts of battery voltage

 

Unit. Go to Step V.

 

If voltage is outside of range

 

Repair OEM wiring harness

 

 

as required. Go to Step V.

 

 

DC

1

2

3

4

5

6

7 8

9

10

11

12

13

14

15 16

 

VOLT

 

V

COM

A

2-51

Page 62
Image 62
BENDIX BW2849 manual Key off Turn on right turn signal, If voltage flashes within, Volts of battery voltage