Dodge Ram Truck 1500-2500-3500. Manual — part 277

BATTERY VOLTAGE HIGH

For the Audio Amplifier system circuit diagram (Refer to 8 - ELECTRICAL/AUDIO - SCHEMATICS AND DIA-
GRAMS).

For a complete wiring diagram Refer to Section 8W.

•

When Monitored:
With the ignition on.

•

Set Condition:
If the module detects the battery voltage is greater than 16.5 volts for greater than 1 second.

Possible Causes

BATTERY VOLTAGE HIGH AT AMPLIFIER

CHARGING SYSTEM DTCS IN PCM

AMPLIFIER

1.

INTERMITTENT CONDITION

Cycle the ignition switch from on to off to on.

With the DRBIII

T

, read Amplifier DTCs.

Is the DTC active at this time?

Yes

>> Go To 2

No

>> The conditions that caused this code to

set are not present at this time. Use the
wiring diagrams/schematics as a guide
to locate and inspect the related wiring
and connectors.

Perform BODY VERIFICATION TEST -
VER 1.

2.

BATTERY VOLTAGE HIGH AT AMPLIFIER

With the DRBIII

T

in Data Display, read the Amplifier battery voltage.

Is the voltage greater than 16.5 volts?

Yes

>> Go To 3

No

>> Replace the Amplifier per Service Information.

Perform BODY VERIFICATION TEST - VER 1.

8A - 110

AUDIO - SRT10 - AMP - ELECTRICAL DIAGNOSTICS

DR/DH

BATTERY VOLTAGE HIGH (CONTINUED)

3.

CHARGING SYSTEM DTCS IN PCM

With the DRBIII

T

read PCM DTCs.

Are any Charging System related DTCs set in the PCM?

Yes

>> Diagnose and repair the DTCs using the Powertrain Diagnostic Manual.

Perform BODY VERIFICATION TEST - VER 1.

No

>> Replace the Amplifier per Service Information.

Perform BODY VERIFICATION TEST - VER 1.

DR/DH

AUDIO - SRT10 - AMP - ELECTRICAL DIAGNOSTICS

8A - 111

SCHEMATICS AND DIAGRAMS

AUDIO

AMPLIFIER

SCHEMA

TIC

8A - 112

AUDIO - SRT10 - AMP - ELECTRICAL DIAGNOSTICS

DR/DH

CHIME/BUZZER

TABLE OF CONTENTS

page

page

CHIME/BUZZER - ELECTRICAL DIAGNOSTICS . . . 1

CHIME/BUZZER - SERVICE INFORMATION . . . . . 12

CHIME/BUZZER - ELECTRICAL DIAGNOSTICS

TABLE OF CONTENTS

page

page

CHIME/BUZZER - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

*CHIME SOUNDS WITH DRIVER DOOR

OPEN KEY REMOVED . . . . . . . . . . . . . . . . . . . 2

*KEY IN IGNITION AND DRIVER’S DOOR

OPEN CHIME INOPERATIVE . . . . . . . . . . . . . . 5

*CHIME INOPERATIVE

. . . . . . . . . . . . . . . . . . 9

*VEHICLE SPEED WARNING CHIME

PROBLEM . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

SCHEMATICS AND DIAGRAMS

. . . . . . . . . . . . . 11

CHIME/BUZZER - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

DR/DH

CHIME/BUZZER

8B - 1