User's Manual

Fault Isolation Procedures
2-51
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 fl ashes within 2
volts of battery voltage
If voltage is outside of range
Replace Central Processing
Unit. Go to Step V.
Repair OEM wiring harness
as required. Go to Step V.
C
VOLT
V ACOM
1
D
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15