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Diagnostic trouble codes, Dtcs), Fault description repair information – Bendix Commercial Vehicle Systems TABS-6 TRAILER ABS MODULE User Manual

Page 12

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12

J1587 DIAGNOSTIC

12

1

J1587 diagnostics shorted or open

• Check for corroded/damaged wiring or connectors

250 3, 4, 5

between the ECU and J1587 Diagnostic.

or 12

• Verify the following:

- At the 18-pin ECU harness connector:

(a) Continuity of the J1587 Diagnostic wiring to the

lamp (auxiliary device).

(b) +12V is not measured at J1587 Diagnostic lead.

- At J1587 Diagnostic connector:

(a) No continuity of the J1587 Diagnostic lead to

ground.

(b) No continuity from J1587 Diagnostic lead to any

other ECU pin(s).

(c) Replace/repair J1587 Diagnostic wiring or

components as required.

TRAILER-MOUNTED ABS INDICATOR LAMP

13

1

ABS lamp shorted or open

• Check for corroded/damaged wiring or connectors

81

3, 4, 5

between the ECU and ABS Indicator Lamp.

or 12

• Verify the following:

- At the 5-pin or 18-pin ECU harness connector:

(a) Continuity of the ABS Indicator Lamp wiring

to the lamp (auxiliary device).

(b) +12V is not measured at ABS Indicator Lamp lead.

- At ABS Indicator Lamp connector:

(a) No continuity of the ABS Indicator Lamp lead to

ground.

(b) No continuity from ABS Indicator Lamp lead to any

other ECU pin(s).

(c) Replace/repair ABS Indicator Lamp wiring or

components as required.

1st

2nd

Fault Description

Repair Information

J1587

J1587

Digit Digit

(SID) (FMI)

Diagnostic Trouble Codes

(DTCs)

(continued)