Dodge Viper SRT-10 (ZB). Manual — part 316
TEST
ACTION
APPLICABILITY
4
Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Disconnect the BCM C3 harness connector.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
With the DRBIII
t select Pep Module Tools.
Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope.
Press F2 and use the down arrow to set voltage range to 20 volts. Press F2 again
when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the BCM connector.
Turn the ignition on.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?
All
Yes
→ Go To 5
No
→ Repair the PCI Bus circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5
If there are no possible causes remaining, view repair.
All
Repair
Replace the Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
157
COMMUNICATION
*NO RESPONSE FROM BODY CONTROL MODULE —
Continued
Symptom:
*NO RESPONSE FROM CONTROLLER ANTILOCK BRAKE
POSSIBLE CAUSES
NO RESPONSE FROM CAB
GROUND CIRCUIT OPEN
OPEN FUSED IGNITION SWITCH OUTPUT CIRCUIT
OPEN PCI BUS CIRCUIT
CONTROLLER ANTILOCK BRAKE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
Note: As soon as one or more module communicates with the DRB, answer
the question.
With the DRB, attempt to communicate with the Airbag Control Module.
With the DRB, attempt to communicate with the Body Control Module (BCM).
Was the DRB able to I/D or establish communications with either of the modules?
All
Yes
→ Go To 2
No
→ Refer to the Communications category and perform the symptom
PCI Bus Communication Failure.
Perform ABS VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the CAB harness connector.
Using a 12-volt test light connected to 12-volts, probe both ground circuits.
Is the test light illuminated for each circuit?
All
Yes
→ Go To 3
No
→ Repair the ground circuit(s) for an open.
Perform ABS VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the CAB harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch
Output circuit.
Is the test light illuminated?
All
Yes
→ Go To 4
No
→ Repair the Fused Ignition Switch Output circuit for an open.
Perform ABS VERIFICATION TEST - VER 1.
158
COMMUNICATION
TEST
ACTION
APPLICABILITY
4
Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Disconnect the CAB harness connector.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
With the DRBIII
t select Pep Module Tools.
Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope.
Press F2 and use the down arrow to set voltage range to 20 volts. Press F2 again
when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the CAB connector.
Turn the ignition on.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?
All
Yes
→ Go To 5
No
→ Repair the PCI Bus circuit for an open.
Perform ABS VERIFICATION TEST - VER 1.
5
If there are no possible causes remaining, view repair.
All
Repair
Replace the Controller Antilock Brake in accordance with the
Service Information.
Perform ABS VERIFICATION TEST - VER 1.
159
COMMUNICATION
*NO RESPONSE FROM CONTROLLER ANTILOCK BRAKE —
Continued
Symptom:
*NO RESPONSE FROM HVAC
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH ANOTHER MODULE
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
OPEN GROUND CIRCUIT
OPEN PCI BUS CIRCUIT
A/C HEATER CONTROL
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the Airbag Control Module.
With the DRB, attempt to communicate with the Instrument Cluster.
Was the DRB able to I/D or communicate with both modules?
All
Yes
→ Go To 2
No
→ Refer to symptom list for problems related to the PCI Bus
Communication Failure.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the A/C Heater Control C2 harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch
Output circuit.
Is the test light illuminated?
All
Yes
→ Go To 3
No
→ Repair the Fused Ignition Switch Output circuit for an open or
short. Refer to the wiring diagrams in the service information.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the A/C Heater Control C2 harness connector.
Using a 12-volt test light connected to 12-volts, probe the Ground circuit.
Is the test light illuminated?
All
Yes
→ Go To 4
No
→ Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
160
COMMUNICATION
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