Dodge Viper SRT-10 (ZB). Manual — part 323
Symptom:
LEFT FOG LAMP OUTPUT OPEN
When Monitored and Set Condition:
LEFT FOG LAMP OUTPUT OPEN
When Monitored:
Output is ON to OFF transition.
Set Condition:
When Output is ON to OFF transition and voltage is detected low at
output for greater then 50 micros seconds.
POSSIBLE CAUSES
INTERMITTENT CONDITION
BODY CONTROL MODULE
LEFT FOG LAMP OUTPUT CIRCUIT OPEN
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, clear all BCM DTC’s.
Turn the Fog Lamps on.
With the DRBIII
t, read the DTC information.
Does the DRBIII
t read: Left Fog Lamp Output Open?
All
Yes
→ Go To 2
No
→ The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the Body Control Module C2 harness connector.
Disconnect the Left Fog Lamp.
Measure the resistance of the Left Fog Lamp Output Circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Left Fog Lamp Output Circuit.
Perform BODY VERIFICATION TEST - VER 1.
185
EXTERIOR LIGHTING
Symptom:
LEFT FOG LAMP OUTPUT SHORTED
POSSIBLE CAUSES
INTERMITTENT CONDITION
FOG LAMP
BODY CONTROL MODULE
LEFT FOG LAMP OUTPUT CIRCUIT SHORTED
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, clear all BCM DTC’s.
Turn the Fog Lamps on.
With the DRBIII
t, read the DTC information.
Does the DRBIII
t read: Left Fog Lamp Output Shorted?
All
Yes
→ Go To 2
No
→ The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Remove and install a known good Fog Lamp in place of the Left Fog Lamp.
Does the Left Fog Lamp operate normally?
All
Yes
→ Replace the Fog Lamp.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off.
Remove the Left Fog Lamp.
Measure the voltage of the Left Fog Lamp Output circuit and ground.
Is the voltage above 1.0 volts?
All
Yes
→ Repair the Left Fog Lamp Output circuit for a short condition.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
186
EXTERIOR LIGHTING
Symptom:
LEFT HIGH BEAM OUTPUT OPEN
When Monitored and Set Condition:
LEFT HIGH BEAM OUTPUT OPEN
When Monitored:
Output is ON to OFF transition
Set Condition:
When Output is ON to OFF transition and voltage is detected low at
output for greater then 50 micros seconds.
POSSIBLE CAUSES
INTERMITTENT CONDITION
GROUND CIRCUIT OPEN
LEFT HIGH BEAM OUTPUT CIRCUIT OPEN
LEFT HEADLAMP
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, clear all BCM DTC’s.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read DTC’s.
Does the DRBIII
t read: Left High Beam Output Open?
All
Yes
→ Go To 2
No
→ The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?
All
Yes
→ Go To 3
No
→ Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
187
EXTERIOR LIGHTING
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Left Headlamp.
Disconnect the Body Control Module C2 harness connector
Measure the resistance of the Left High Beam Output circuit.
Is the resistance below 10.0 ohms?
All
Yes
→ Go To 4
No
→ Repair the Left High Beam Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
4
Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to ground, check the Left High Beam Output
circuit in the Left Headlamp harness connector.
Turn the high beam headlamps on.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?
All
Yes
→ Replace the Left Headlamp Bulb.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
188
EXTERIOR LIGHTING
LEFT HIGH BEAM OUTPUT OPEN —
Continued
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