Symptom:
MEMORY SWITCH INPUT SHORT
When Monitored and Set Condition:
MEMORY SWITCH INPUT SHORT
When Monitored:
Anytime the Body Control Module is awake.
Set Condition:
If the Memory Set switch voltage is less than 1.35 volts for over 10
seconds.
POSSIBLE CAUSES
DTC PRESENT
MEMORY SET SWITCH SHORTED
MEMORY SELECT SWITCH MUX SHORTED
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t
, record and erase DTC’s.
Cycle the ignition OFF then back ON.
With the DRBIII
t
, read DTCs.
Operate the Memory Set switch several times while monitoring the DRBIII.
Does the DRBIII
t
display MEMORY SWITCH INPUT SHORT?
All
Yes
→
Go To
2
No
→
Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
2
Disconnect the Memory Set Switch connector
Turn the ignition on.
With the DRBIII
t
in Sensors, read the Memory Select SW Volts.
Is the voltage above 4.8 volts?
All
Yes
→
Replace the Memory Set Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→
Go To
3
3
Turn the ignition off.
Disconnect the Memory Set switch connector.
Disconnect the BCM C1 harness connector.
Measure the resistance between ground and the Memory Select Switch MUX circuit.
Is the resistance above 5.0 ohms?
All
Yes
→
Go To
4
No
→
Repair the Memory Select Switch MUX circuit for a short to
ground.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
705
MEMORY SEAT
Summary of Contents for Caravan 2003
Page 24: ...NOTES xxiv ...
Page 64: ...NOTES 40 ...
Page 65: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 41 ...
Page 1080: ...C O N N E C T O R P I N O U T S 1056 CONNECTOR PINOUTS ...
Page 1119: ...10 2 2 BASE AUDIO SYSTEM S C H E M A T I C D I A G R A M S 1095 SCHEMATIC DIAGRAMS ...
Page 1123: ...10 3 3 FRONT ATC RHD S C H E M A T I C D I A G R A M S 1099 SCHEMATIC DIAGRAMS ...
Page 1125: ...10 4 COMMUNICATION S C H E M A T I C D I A G R A M S 1101 SCHEMATIC DIAGRAMS ...
Page 1130: ...10 6 EXTERIOR LIGHTING S C H E M A T I C D I A G R A M S 1106 SCHEMATIC DIAGRAMS ...
Page 1136: ...10 9 INTERIOR LIGHTING S C H E M A T I C D I A G R A M S 1112 SCHEMATIC DIAGRAMS ...
Page 1143: ...10 10 7 REAR BLOWER MOTOR S C H E M A T I C D I A G R A M S 1119 SCHEMATIC DIAGRAMS ...
Page 1145: ...10 11 MEMORY SYSTEM S C H E M A T I C D I A G R A M S 1121 SCHEMATIC DIAGRAMS ...
Page 1146: ...10 12 OVERHEAD CONSOLE S C H E M A T I C D I A G R A M S 1122 SCHEMATIC DIAGRAMS ...
Page 1147: ...10 13 POWER DOOR LOCKS RKE S C H E M A T I C D I A G R A M S 1123 SCHEMATIC DIAGRAMS ...
Page 1150: ...10 16 POWER LIFTGATE SYSTEM S C H E M A T I C D I A G R A M S 1126 SCHEMATIC DIAGRAMS ...
Page 1155: ...10 20 VEHICLE THEFT SECURITY SYSTEM S C H E M A T I C D I A G R A M S 1131 SCHEMATIC DIAGRAMS ...
Page 1157: ...10 21 WIPERS FRONT AND REAR S C H E M A T I C D I A G R A M S 1133 SCHEMATIC DIAGRAMS ...
Page 1158: ...NOTES 1134 ...
Page 1160: ...11 2 PCI BUS LAB SCOPE PATTERN C H A R T S A N D G R A P H S 1136 CHARTS AND GRAPHS ...
