Chrysler Crossfire. Manual — part 100
BRAKE LAMP SWITCH CIRCUIT (CONTINUED)
19.
CHECK THE BRAKE LAMP RELAY OUTPUT CIRCUIT FOR A SHORT TO GROUND
Turn the ignition off.
Measure the resistance between ground and the Brake Lamp Relay
Output circuit at Brake Lamp Relay harness connector cavity 5.
Is the resistance above 100 kohms?
Yes
>> Go to 20
No
>> Repair the Brake Lamp Relay Output circuit for a short to
ground.
Perform ABS VERIFICATION TEST.
20.
CHECK THE BRAKE LAMP RELAY OUTPUT CIRCUIT FOR AN OPEN
With the ignition off.
Measure the resistance of the Brake Lamp Relay Output circuit from
CAB harness connector cavity 17 to Brake Lamp Relay harness con-
nector cavity 5.
Is the resistance below 5.0 ohms?
Yes
>> Replace the Brake Lamp Relay.
Perform ABS VERIFICATION TEST.
No
>> Repair the Brake Lamp Relay Output circuit for an open.
Perform ABS VERIFICATION TEST.
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BRAKES - ABS ELECTRICAL DIAGNOSTICS
5 - 233
BRAKE LAMP SWITCH CIRCUIT (CONTINUED)
21.
MEASURE THE FUSED IGNITION SWITCH OUTPUT CIRCUIT VOLTAGE AT BRAKE LAMP SWITCH
Turn the ignition off.
Disconnect Brake Lamp Switch harness connector B.
Turn the ignition on.
Measure the voltage of the Fused Ignition Switch Output circuit at
Brake Lamp Switch harness connector B cavity 1.
Is the voltage above 10 volts?
Yes
>> Go to 22
No
>> Repair the Fused Ignition Output circuit for an open.
Perform ABS VERIFICATION TEST.
22.
MEASURE THE BRAKE LAMP SWITCH B OUTPUT CIRCUIT RESISTANCE
Turn the ignition off.
Measure the resistance of the Brake Lamp Switch B Output circuit
from Brake Lamp Switch harness connector B cavity 2 to Brake Lamp
Relay harness connector cavity 8.
Is the resistance below 5.0 ohms?
Yes
>> Go to 23
No
>> Repair the Brake Lamp Switch B Output circuit for an
open.
Perform ABS VERIFICATION TEST.
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BRAKES - ABS ELECTRICAL DIAGNOSTICS
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BRAKE LAMP SWITCH CIRCUIT (CONTINUED)
23.
MEASURE THE RESISTANCE BETWEEN GROUND AND THE BRAKE LAMP SWITCH B OUTPUT
CIRCUIT
With the ignition off.
Measure the resistance between ground and the Brake Lamp Switch B
Output circuit at Brake Lamp Relay harness connector cavity 8.
Is the resistance above 100 kohms?
Yes
>> Replace the Brake Lamp Switch.
No
>> Repair the Brake Lamp Switch B Output circuit for a short
to ground.
Perform ABS VERIFICATION TEST.
ZH
BRAKES - ABS ELECTRICAL DIAGNOSTICS
5 - 235
BAS SOLENOID VALVE CIRCUIT
5 - 236
BRAKES - ABS ELECTRICAL DIAGNOSTICS
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