Dodge Durango (HB). Manual — part 619

B1412-HFM LEFT AUDIO OUTPUT CIRCUIT HIGH (CONTINUED)

4.

(X716) CNV HANDS FREE VOICE (+) CIRCUIT SHORT TO VOLTAGE

Turn the ignition on.

Measure the voltage of the (X716) CNV Hands Free Voice (+) circuit.

Is the voltage above 1.0 volts?

Yes

>> Repair the (X716) CNV Hands Free Voice (+) circuit for a

short to voltage.

Perform BODY VERIFICATION TEST – VER 1.

No

>> Inspect the wiring and connectors for damage or shorted

circuits. If ok, replace and program the Hands Free Mod-
ule in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1.

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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

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B1415-HFM RIGHT AUDIO OUTPUT CIRCUIT LOW

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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

HB

B1415-HFM RIGHT AUDIO OUTPUT CIRCUIT LOW (CONTINUED)

For a complete wiring diagram Refer to Section 8W.

•

When Monitored:
With the ignition on.

•

Set Condition:
The Hands Free Module detects low voltage on the (X776) CNV Hands Free Voice (-) circuit.

Possible Causes

(X776) CNV HANDS FREE VOICE (-) CIRCUIT OPEN

(X776) CNV HANDS FREE VOICE (-) CIRCUIT SHORT TO GROUND

(X795) COMMON AUDIO OUTPUT CIRCUIT OPEN

(X776) CNV HANDS FREE VOICE (-) CIRCUIT SHORT TO (X795) COMMON AUDIO OUTPUT CIRCUIT

HANDS FREE MODULE

Diagnostic Test

1.

CHECK FOR ACTIVE DTC

With the scan tool, read the active DTC’s.

Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per
cycle.

With the scan tool, read the active DTC’s.

Does the scan tool display this DTC as active?

Yes

>> Go To 2

No

>> If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness con-

nectors. Look for broken, bent, pushed out, or corroded terminals.

HB

NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

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B1415-HFM RIGHT AUDIO OUTPUT CIRCUIT LOW (CONTINUED)

2.

(X776) CNV HANDS FREE VOICE (-) CIRCUIT OPEN

Turn the ignition off.

Disconnect the Hands Free Module harness connector.

Disconnect the Radio C1 harness connector.

Measure the resistance of the (X776) CNV Hands Free Voice (-) circuit
between the HFM connector and the radio connector.

Is the resistance below 5.0 ohms?

Yes

>> Go To 3

No

>> Repair the (X776) CNV Hands Free Voice (-) circuit for an

open.

Perform BODY VERIFICATION TEST – VER 1.

3.

(X776) CNV HANDS FREE VOICE (-) CIRCUIT SHORT TO GROUND

Measure the resistance between ground and the (X776) CNV Hands
Free Voice (-) circuit.

Is the resistance below 5.0 ohms?

Yes

>> Repair the (X776) CNV Hands Free Voice (-) circuit for

short to ground.

Perform BODY VERIFICATION TEST – VER 1.

No

>> Go To 4

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NAVIGATION/TELECOMMUNICATION - ELECTRICAL DIAGNOSTICS

HB