TEST
ACTION
APPLICABILITY
4
Ensure the doors are closed.
With the DRBIII
t
, read the active DTC’s and the ajar switch states.
Does the DRBIII
t
display any closed switches or related DTC’s?
All
Yes
→
Refer to the Symptom List and diagnose the appropriate symptom
in the DOOR AJAR or related category.
Perform VTSS VERIFICATION TEST - 1A.
No
→
Go To
5
5
Turn the ignition on.
With the DRBIII
t
, read the Driver Cylinder Lock Switch MUX volts while turning
the key in the driver door lock cylinder.
Did the MUX voltage change from approximately 5.0 volts to 4.0 for lock and 2.4 for
unlock?
All
Yes
→
Replace and program the Instrument Cluster in accordance with
the service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Go To
6
6
Disconnect the Cylinder Lock Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage between 4.6 and 5.2 volts?
All
Yes
→
Go To
7
No
→
Go To
8
7
Disconnect the Cylinder Lock Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?
All
Yes
→
Replace the Cylinder Lock Switch.
Perform VTSS VERIFICATION TEST - 1A.
No
→
Repair the Ground circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
8
Disconnect the Cylinder Lock Switch connector.
Disconnect the Instrument Cluster C2 connector.
Measure the resistance of the Cylinder Lock Switch Mux circuit between the Switch
connector and the Instrument Cluster connector.
Is the resistance below 5.0 ohms?
All
Yes
→
Replace the Instrument Cluster.
Perform VTSS VERIFICATION TEST - 1A.
No
→
Repair the Cylinder Lock Switch Mux circuit for an open.
Perform VTSS VERIFICATION TEST - 1A.
529
VEHICLE THEFT/SECURITY
*VTSS WILL NOT ARM PROPERLY —
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...
