For 1990-2009 cars

Table 1: | Park Brake Control Module (PBCM)
Table 2: | Park Brake Pressure Sensor
Table 3: | Park Brake Pressure Solenoid Valve
Table 4: | Park Brake Pump Motor
Table 5: | Park Brake Pump Motor Relay
Table 6: | Park Brake Solenoid Position Switch
Table 7: | Park Brake Switch (JE3/J71)

#### Park Brake Control Module (PBCM)

Connector Part Information |

• | 12092689

• | 24 Way F Micro-Pack 100 Series (YEL)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A1 | DK BLU /WHT | 1934 | Brake Lamp Relay Control
A2 | PNK | 1086 | Park Brake Pressure Sensor Voltage Reference
A3-A5 | -- | -- | Not Used
A6 | TAN | 1935 | Service Park Brake Indicator Supply Voltage
A7 | YEL/BLK | 1931 | Park Brake Pressure Valve Solenoid Supply Voltage
A8-A9 | -- | -- | Not Used
A10 | LT GRN | 1844 | Park Brake Auto Apply Indicator Supply Voltage
A11 | -- | -- | Not Used
A12 | DK GRN | 1079 | Park Brake Relay Supply Voltage
B1 | PNK | 39 | Ignition 1 Voltage
B2 | DK GRN /WHT | 1932 | Transmission Shift Select Switch - Park - Signal
B3 | PNK/BLK | 1929 | Park Brake Pump Motor Relay Control
B4 | LT GRN /BLK | 1933 | Transmission Shift Select Switch - Park - Low Reference
B5 | ORN | 1140 | Battery Positive Voltage
B6 | LT GRN | 1088 | Park Brake Pressure Sensor Signal
B7-B9 | -- | -- | Not Used
B10 | LT GRN /BLK | 1087 | Park Brake Pressure Sensor Low Reference
B11 | BLK | 250 | Ground
B12 | LT BLU | 1134 | Park Brake Switch Signal

#### Park Brake Pressure Sensor

Connector Part Information |

• | 12078090

• | 3 Way F Metri-Pack Series, Sealed (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | LT GRN /BLK | 1087 | Park Brake Pressure Sensor Low Reference
B | PNK | 1086 | Park Brake Pressure Sensor Voltage Reference
C | LT GRN | 1088 | Park Brake Pressure Sensor Signal

#### Park Brake Pressure Solenoid Valve

Connector Part Information |

• | 12052641

• | 2 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | YEL/BLK | 1931 | Park Brake Pressure Valve Solenoid Supply Voltage
B | BLK | 150 | Ground

#### Park Brake Pump Motor

Connector Part Information |

• | 12124685

• | 3 Way F Metri-Pack 630 Series, Sealed (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | ORN | 1930 | Park Brake Motor Supply Voltage
B | BLK | 150 | Ground
C | -- | -- | Not Used

#### Park Brake Pump Motor Relay

Connector Part Information |

• | 12124169

• | 4 Way F Metri-Pack Mixed Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
30 | RED | 742 | Battery Positive Voltage
85 | BLK | 250 | Ground
86 | DK GRN | 1079 | Park Brake Relay Supply Voltage
87 | ORN | 1930 | Park Brake Motor Supply Voltage

#### Park Brake Solenoid Position Switch

Connector Part Information |

• | 12052644

• | 2 Way F Metri-Pack 150 Series, Sealed (GRY)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | TAN | 1935 | Service Park Brake Indicator Supply Voltage
B | BLK | 250 | Ground

#### Park Brake Switch (JE3/J71)

Connector Part Information |

• | 12047662

• | 2 Way F Metri-Pack 150 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | YEL | 1492 | Park Brake Switch Supply Voltage
B | YEL/BLK | 1931 | Park Brake Pressure Valve Solenoid Supply Voltage