Dodge Viper SRT-10 (ZB). Manual — part 351
Symptom:
DRIVER CYLINDER UNLOCK SWITCH SHORT TO GROUND
When Monitored and Set Condition:
DRIVER CYLINDER UNLOCK SWITCH SHORT TO GROUND
When Monitored:
At all times when battery power is supplied to the Body Control
Module.
Set Condition:
When the BCM senses voltage to the cylinder lock switch below .5 volts for
over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
CYLINDER UNLOCK SWITCH SHORTED
CYLINDER UNLOCK SWITCH MUX CIRCUIT SHORTED
BODY CONTROL MODULE - DRIVER CYLINDER UNLOCK SWITCH SHORT TO VOLTAGE
TEST
ACTION
APPLICABILITY
1
NOTE: When this code is present, the VTSS indicator will stay on solid during the
arming process.
With the DRBIII
t, record and erase DTC’s.
Cycle the ignition switch from ON to OFF to ON.
With the DRBIII
t, read DTC’s.
Remove the key and operate the Driver Cylinder Unlock Switch several times while
monitoring the DRBIII
t.
Wait 10 seconds.
Does the DRBIII
t display DRIVER CYLINDER UNLOCK SWITCH SHORT TO
GROUND?
All
Yes
→ Go To 2
No
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2
Disconnect the Driver Cylinder Unlock Switch connector.
With the DRBIII
t in Sensors, read the DRV CYL UNLK SW MUX circuit
Is the voltage above 4.6 volts?
All
Yes
→ Replace the Driver Cylinder Unlock Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
297
POWER DOOR LOCKS/RKE
TEST
ACTION
APPLICABILITY
3
Disconnect the Driver Cylinder Unlock Switch connector.
Disconnect the Body Control Module C3 connector.
Measure the resistance between Driver Cylinder Unlock Switch Mux circuit and
ground.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Driver Cylinder Unlock Switch Mux circuit for a short
to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
4
If there are no possible causes remaining, view repair.
All
Repair
Disconnect the BCM harness connector(s). Check connectors -
Clean/repair as necessary. If okay, replace the Body Control
Module.
Perform BODY VERIFICATION TEST - VER 1.
298
POWER DOOR LOCKS/RKE
DRIVER CYLINDER UNLOCK SWITCH SHORT TO GROUND —
Continued
Symptom:
DRIVER CYLINDER UNLOCK SWITCH STUCK
When Monitored and Set Condition:
DRIVER CYLINDER UNLOCK SWITCH STUCK
When Monitored:
At all times when battery power is supplied to the Body Control
Module.
Set Condition:
When the BCM senses voltage to the cylinder lock switch between 1.3 and
3.25 for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
BODY CONTROL MODULE - DRIVER CYLINDER UNLOCK SWITCH VOLTAGE INCORRECT
DRIVER DOOR SWITCH RETURN OPEN
DRIVER CYLINDER UNLOCK SWITCH MUX PARTIAL SHORT TO GROUND
DRIVER CYLINDER UNLOCK SWITCH STUCK
TEST
ACTION
APPLICABILITY
1
NOTE: When this code is present, the VTSS indicator will stay on solid during the
arming process.
With the DRBIII
t, record and erase DTC’s.
Cycle the ignition switch from ON to OFF to ON.
With the DRBIII
t, read DTC’s.
Remove the key and operate the Driver Cylinder Unlock Switch several times while
monitoring the DRBIII
t.
Wait 10 seconds.
Does the DRBIII
t display DRIVER CYLINDER UNLOCK SWITCH STUCK?
All
Yes
→ Go To 2
No
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2
With the DRBIII
t in Sensors, read the DRV CYL UNLOCK SW voltage.
Does the DRBIII
t display voltage between 1.3 and 3.25 volts?
All
Yes
→ Go To 3
No
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
3
Disconnect the Driver Cylinder Unlock Switch connector.
Using a 12-volt test light connected to 12-volts, check the Driver Door Switch Return
circuit.
Does the test light illuminate brightly?
All
Yes
→ Go To 4
No
→ Repair the Driver Door Switch Return circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
299
POWER DOOR LOCKS/RKE
TEST
ACTION
APPLICABILITY
4
Disconnect the Driver Cylinder Unlock Switch connector.
Measure the voltage between the Driver Cylinder Unlock Switch Mux circuit and
ground.
Is the voltage above 4.9 volts?
All
Yes
→ Replace the Driver Cylinder Unlock Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Driver Cylinder Unlock Switch Mux circuit for a
partial short to ground.
Perform BODY VERIFICATION TEST - VER 1.
300
POWER DOOR LOCKS/RKE
DRIVER CYLINDER UNLOCK SWITCH STUCK —
Continued
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