POSSIBLE CAUSES
HANDS FREE MODULE
HANDS FREE MODULE
HANDS FREE MODULE
SENSOR GROUND CIRCUIT OPEN
VR/PHONE SWITCH SIGNAL CIRCUIT OPEN
VR/PHONE SWITCH SIGNAL CIRCUIT SHORTED TO GROUND
VR/PHONE SWITCH SIGNAL CIRCUIT SHORTED TO SENSOR GROUND
VR/PHONE SWITCH SIGNAL CIRCUIT SHORTED TO VOLTAGE
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Automatic Day/Night Mirror harness connectors.
Turn the ignition on.
Measure the voltage of the VR/Phone Switch Signal circuit in the Automatic
Day/Night Mirror harness connector.
Chose which of the following describes the voltage measured.
All
Voltage is above 5.3 volts
Go To
2
Voltage is between 4.7 and 5.3 volts
Go To
3
Voltage is below 4.7 volt
Go To
4
2
Turn the ignition off.
Disconnect the Automatic Day/Night Mirror harness connectors.
Disconnect the Hands Free Module harness connectors.
Turn the ignition on.
Measure the voltage of the VR/Phone Switch Signal circuit.
Is the voltage below 1.0 volt?
All
Yes
→
Inspect the wiring and connectors for damage or shorted circuits.
Repair as necessary. If ok, replace and program the Hands Free
Module in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Repair the VR/Phone Switch Signal circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
510
TELECOMMUNICATION
PHONE SWITCH STUCK —
Continued
Summary of Contents for Ram 2004
Page 14: ...NOTES xiv...
Page 35: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 21...
Page 570: ...NOTES 556...
Page 574: ...NOTES 560...
Page 596: ...C O N N E C T O R P I N O U T S 582 CONNECTOR PINOUTS...
Page 600: ...C O N N E C T O R P I N O U T S 586 CONNECTOR PINOUTS...
Page 602: ...C O N N E C T O R P I N O U T S 588 CONNECTOR PINOUTS...
Page 603: ...C O N N E C T O R P I N O U T S 589 CONNECTOR PINOUTS...
Page 613: ...C O N N E C T O R P I N O U T S 599 CONNECTOR PINOUTS...
Page 621: ...10 2 2 BASE AUDIO SYSTEM S C H E M A T I C D I A G R A M S 607 SCHEMATIC DIAGRAMS...
Page 625: ...10 3 4 ECM COMMUNICATION DIESEL S C H E M A T I C D I A G R A M S 611 SCHEMATIC DIAGRAMS...
Page 626: ...10 4 DOOR AJAR SYSTEM S C H E M A T I C D I A G R A M S 612 SCHEMATIC DIAGRAMS...
Page 629: ...10 6 EXTERIOR LIGHTS S C H E M A T I C D I A G R A M S 615 SCHEMATIC DIAGRAMS...
Page 630: ...10 7 HEATING A C SYSTEM S C H E M A T I C D I A G R A M S 616 SCHEMATIC DIAGRAMS...
Page 632: ...10 9 INSTRUMENT CLUSTER S C H E M A T I C D I A G R A M S 618 SCHEMATIC DIAGRAMS...
Page 633: ...10 10 OVERHEAD CONSOLE S C H E M A T I C D I A G R A M S 619 SCHEMATIC DIAGRAMS...
Page 634: ...10 11 POWER DOOR LOCKS S C H E M A T I C D I A G R A M S 620 SCHEMATIC DIAGRAMS...
Page 636: ...10 13 VEHICLE THEFT SECURITY SYSTEM S C H E M A T I C D I A G R A M S 622 SCHEMATIC DIAGRAMS...
Page 637: ...10 14 WIPERS S C H E M A T I C D I A G R A M S 623 SCHEMATIC DIAGRAMS...
Page 638: ...NOTES 624...
Page 640: ...NOTES 626...
Page 642: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757...