BENDIX BW2849 manual Connector pin D5, Driver Display

Fault Isolation Procedures

Code 33 (SID 248, FMI 12) VBUS Error, continued

Step C Procedure Condition Action

1.Key off.

2.Disconnect Central Processing Unit 32-way connector.

3.Measure resistance between:

•	Central Processing	If resistance between pin D5	Go to Step C.
	Unit 32-way	and pin B is 0 to .3 ohms and
	connector pin D5	if resistance between pin D5
	and Driver Display	and ground is more than 10K
	4-way connector	ohms or open circuit [OL]
	pin B.
•	Central Processing
	Unit 32-way
	connector pin D5
	and ground.
		If any of the above conditions	Repair OEM wiring harness
		are not met	between Driver Display Unit
			and Central Processing Unit.
			Go to Step V.

(SID 248, FMI	Code 33
12)

DC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15 16

	OHMS
V	COM	A

DC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15 16

	OHMS
V	COM	A

GROUND

D C B A

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