Dodge Ram Truck 1500-2500-3500. Manual — part 18

C2124-STABILIZER BAR INDICATOR CONTROL CIRCUIT (CONTINUED)

4.

(T530) STABILIZER BAR DISENGAGE ILLUMINATION SENSE CIRCUIT SHORTED TO VOLTAGE

Turn the ignition off.

Disconnect the FDCM harness connector.

Turn the ignition on.

Measure the voltage on the (T530) Stabilizer Bar Disengage Illumina-
tion Sense circuit in the FDCM harness connector.

Does the voltmeter indicate voltage present?

Yes

>> Repair the short to voltage in the (T530) Stabilizer Bar

Disengage Illumination Sense circuit.

Perform FDCM VERIFICATION TEST.

No

>> Go To 5

5.

(T530) STABILIZER BAR DISENGAGE ILLUMINATION SENSE CIRCUIT SHORTED TO GROUND

Turn the ignition off.

Measure the resistance of the (T530) Stabilizer Bar Disengage Illumi-
nation Sense circuit between ground and the FDCM harness connec-
tor.

Is the resistance below 100 ohms?

Yes

>> Repair the short to ground in the (T530) Stabilizer Bar Dis-

engage Illumination Sense circuit.

Perform FDCM VERIFICATION TEST.

No

>> Go To 6

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ACTIVE CHASSIS - ELECTRICAL DIAGNOSTICS

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C2124-STABILIZER BAR INDICATOR CONTROL CIRCUIT (CONTINUED)

6.

(T530) STABILIZER BAR DISENGAGE ILLUMINATION SENSE CIRCUIT OPEN

Measure the resistance of the (T530) Stabilizer Bar Disengage Illumi-
nation Sense circuit between the Disconnecting Stabilizer Bar Switch
harness connector and the FDCM harness connector.

Is the resistance below 5.0 ohms?

Yes

>> Go To 10

No

>> Repair the open in the (T530) Stabilizer Bar Disengage

Illumination Sense circuit.

Perform FDCM VERIFICATION TEST.

7.

(T529) STABILIZER BAR ENGAGE ILLUMINATION SENSE CIRCUIT SHORTED TO VOLTAGE

Turn the ignition off.

Disconnect the FDCM harness connector.

Turn the ignition on.

Measure the voltage on the (T529) Stabilizer Bar Engage Illumination
Sense circuit in the FDCM harness connector.

Does the voltmeter indicate voltage present?

Yes

>> Repair the short to voltage in the (T529) Stabilizer Bar

Engage Illumination Sense circuit.

Perform FDCM VERIFICATION TEST.

No

>> Go To 8

DR/DH

ACTIVE CHASSIS - ELECTRICAL DIAGNOSTICS

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C2124-STABILIZER BAR INDICATOR CONTROL CIRCUIT (CONTINUED)

8.

(T529) STABILIZER BAR ENGAGE ILLUMINATION SENSE CIRCUIT SHORTED TO GROUND

Turn the ignition off.

Measure the resistance of the (T529) Stabilizer Bar Engage Illumina-
tion Sense circuit between ground and the FDCM harness connector.

Is the resistance below 100 ohms?

Yes

>> Repair the short to ground in the (T529) Stabilizer Bar

Engage Illumination Sense circuit.

Perform FDCM VERIFICATION TEST.

No

>> Go To 9

9.

(T529) STABILIZER BAR ENGAGE ILLUMINATION SENSE CIRCUIT OPEN

Measure the resistance of the (T529) Stabilizer Bar Engage Illumina-
tion Sense circuit between the Disconnecting Stabilizer Bar Switch
harness connector and the FDCM harness connector.

Is the resistance below 5.0 ohms?

Yes

>> Go To 10

No

>> Repair the open in the (T529) Stabilizer Bar Engage Illu-

mination Sense circuit.

Perform FDCM VERIFICATION TEST.

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ACTIVE CHASSIS - ELECTRICAL DIAGNOSTICS

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C2124-STABILIZER BAR INDICATOR CONTROL CIRCUIT (CONTINUED)

10.

FDCM

NOTE: Before continuing, check the FDCM harness connector terminals for corrosion, damage, or terminal
push out. Repair as necessary.
Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and
Ground circuits.

Were there any problems found?

Yes

>> Repair as necessary.

Perform FDCM VERIFICATION TEST

No

>> Replace and program the Final Drive Control Module in accordance with Service Information.

Perform FDCM VERIFICATION TEST.

11.

INTERMITTENT WIRING AND CONNECTORS

The conditions necessary to set this DTC are not present at this time.

Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.

Wiggle test the wiring harness and connectors while checking for shorted and open circuits.

Using the DRBIII

T

, monitor the data related to this circuit while performing the wiggle test. Look for the data to

change or for the DTC to reset.

Were there any problems found?

Yes

>> Repair as necessary.

Perform FDCM VERIFICATION TEST.

No

>> Test Complete.

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ACTIVE CHASSIS - ELECTRICAL DIAGNOSTICS

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