Chrysler 2005 Crossfire SRT6 Service Manual page 387

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1140-ESP BRAKE PRESSURE SENSOR 1 CIRCUIT (CONTINUED)
When Monitored and Set Condition
• When Monitored: Ignition on.
• Set Condition: The Controller Antilock Brake (CAB) detects an Electronic Stability Program (ESP) Brake Pres-
sure Sensor 1 malfunction.
BRAKE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO VOLTAGE
BRAKE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO 5-VOLT SUPPLY CIRCUIT
BRAKE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO GROUND
BRAKE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO SENSOR GROUND CIRCUIT
BRAKE PRESSURE SENSOR SIGNAL CIRCUIT OPEN
BRAKE PRESSURE SENSOR 5-VOLT SUPPLY CIRCUIT SHORT TO VOLTAGE
BRAKE PRESSURE SENSOR 5-VOLT SUPPLY CIRCUIT OPEN
BRAKE PRESSURE SENSOR 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
BRAKE PRESSURE SENSOR 5-VOLT SUPPLY CIRCUIT SHORT TO SENSOR GROUND
BRAKE PRESSURE SENSOR GROUND CIRCUIT OPEN
BRAKE PRESSURE SENSOR
CONTROLLER ANTILOCK BRAKE (CAB)
For a complete Antilock Brake System (ABS) Circuit Diagram (Refer to 5 - BRAKES/ELECTRICAL - SCHEMATICS
AND DIAGRAMS).
Diagnostic Test
1.
MEASURE THE VOLTAGE OF THE ESP BRAKE PRESSURE SENSOR 1 SIGNAL CIRCUIT
Turn the ignition off.
Disconnect the CAB harness connector.
Disconnect the ESP Brake Pressure Sensor 1 harness connector.
Note: Check connectors - Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the ESP Brake Pressure Sensor 1 Signal cir-
cuit at the ESP Brake Pressure Sensor 1 harness connector.
Is the voltage below 1.0 volt?
Yes >> Go to 2
No >> Repair the ESP Brake Pressure Sensor 1 Signal circuit for
a short to voltage.
Perform ABS VERIFICATION TEST.
BRAKES - ABS ELECTRICAL DIAGNOSTICS 5 - 221
POSSIBLE CAUSES