Body Exterior DTC Based Diagnostics - Power Liftgate Module

• 00 General, Technical Data
  • Notes
  • Power Liftgate Module
    • B1883 - Power Liftgate Position Sensor 1 Circuit Performance
      • Notes
      • Test Step 2 - Logic Ground Open
      • Test Step 3 - Position Sensor Signal 1 Circuit Short to Ground
      • Test Step 4 - Position Sensor Signal 1 Circuit Short to Voltage
      • Test Step 5 - Position Sensor Signal 1 Circuit Open
      • Test Step 6 - Position Sensor Supply Circuit Open
      • Test Step 7 - Position Sensor Supply Circuit Short to Ground
      • Test Step 8 - Position Sensor Signal 1 Circuit Short to Position Sensor Signal 2 Circuit
      • Test Step 9 - Power Liftgate Module
      • Test Step 10 - Power Liftgate Drive Unit
    • B1888 - Power Liftgate Pinch Sensor 1 Circuit Low
      • Notes
      • Test Step 2 - Left Pinch Sensor Short
      • Test Step 3 - Check the Left Pinch Sensor Signal for a Short to Ground
    • B1889 - Power Liftgate Pinch Sensor 1 Circuit High
      • Notes
      • Test Step 2 - Logic Ground Open
      • Test Step 3 - Left Pinch Sensor Open
      • Test Step 4 - Left Pinch Sensor Signal Circuit Open
      • Test Step 5 - Left Pinch Sensor Signal Circuit Open
      • Test Step 6 - Left Pinch Sensor Signal Circuit Short to Voltage
      • Test Step 7 - Left Pinch Sensor Signal Wire Short to Voltage
    • B188D - Power Liftgate Control Circuit 1 Low
      • Notes
      • Test Step 2 - Liftgate Open Driver Circuit Short to Ground
      • Test Step 3 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
      • Test Step 4 - Liftgate Open Driver Wire Short to Ground
      • Test Step 5 - Liftgate Close Driver Wire Short to Ground
      • Test Step 6 - Liftgate Open Driver Wire Short to the Liftgate Close Driver Wire
    • B188E - Power Liftgate Control Circuit 1 High
      • Notes
      • Test Step 2 - Liftgate Open Driver Circuit Short to Voltage
      • Test Step 3 - Liftgate Close Driver Circuit Short to Voltage
      • Test Step 4 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
    • B188F - Power Liftgate Control Circuit 1 Open
      • Notes
      • Test Step 2 - Power Liftgate Module
      • Test Step 3 - Liftgate Open Driver Circuit Open
      • Test Step 4 - Liftgate Close Driver Circuit Open
    • B1891 - Power Liftgate Control Circuit 2 Low
      • Notes
      • Test Step 2 - Liftgate Open Driver Circuit Short to Ground
      • Test Step 3 - Liftgate Open Driver Wire Short to Ground
      • Test Step 4 - Check the Liftgate Close Driver for a Short to Ground
      • Test Step 5 - Check the Liftgate Close Driver Wire for a Short to Ground
      • Test Step 6 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
      • Test Step 7 - Liftgate Open Driver Wire Short to the Liftgate Close Driver Wire
    • B1892 - Power Liftgate Control Circuit 2 High
      • Notes
      • Test Step 2 - Liftgate Close Driver Circuit Short to Voltage
      • Test Step 3 - Liftgate Open Driver Circuit Short to Voltage
      • Test Step 4 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
    • B1893 - Power Liftgate Control Circuit 2 Open
      • Notes
      • Test Step 2 - Power Liftgate Module
      • Test Step 3 - Liftgate Close Driver Circuit Open
      • Test Step 4 - Liftgate Open Driver Circuit Open
    • B18DE - Power Liftgate Handle Switch Circuit Low
      • Notes
      • Test Step 2 - Liftgate Handle Switch Short
      • Test Step 3 - Liftgate Handle Switch Sense Circuit Short to Ground
      • Test Step 4 - Liftgate Handle Switch Sense Circuit Short to Logic Ground
    • B18E0 - Power Liftgate Handle Switch - Stuck
      • Notes
      • Test Step 2 - Liftgate Handle Switch Short
      • Test Step 3 - Liftgate Handle Switch Sense Circuit Short to Ground
      • Test Step 4 - Liftgate Handle Switch Sense Circuit Short to Sensor Ground
    • B18E3 - Power Liftgate Front Zone Switch Circuit Low
      • Notes
      • Test Step 2 - Liftgate Release Switch Short
      • Test Step 3 - Liftgate Switch Sense Circuit Short to Ground
    • B18E4 - Power Liftgate Front Zone Switch Circuit High
      • Notes
      • Test Step 2 - Liftgate Release Switch Short
      • Test Step 3 - Liftgate Switch Sense Circuit Short to Voltage
      • Test Step 4 - Liftgate Switch Sense Circuit Open
    • B18E5 - Power Liftgate Front Zone Switch - Stuck
      • Notes
      • Test Step 2 - Liftgate Release Switch Stuck
      • Test Step 3 - Liftgate Switch Sense Circuit Short to Ground
    • B1942 - Power Liftgate Position Sensor 2 Circuit Performance
      • Notes
      • Test Step 2 - Logic Ground Open
      • Test Step 3 - Position Sensor Signal 2 Circuit Short to Ground
      • Test Step 4 - Position Sensor Signal 2 Circuit Short to Voltage
      • Test Step 5 - Position Sensor Signal 2 Circuit Open
      • Test Step 6 - Position Sensor Supply Circuit Open
      • Test Step 7 - Position Sensor Supply Circuit Short to Ground
      • Test Step 8 - Position Sensor Signal 2 Circuit Short to Position Sensor Signal 1 Circuit
      • Test Step 9 - Power Liftgate Module
      • Test Step 10 - Power Liftgate Drive Unit
    • B1947 - Power Liftgate Pinch Sensor 2 Circuit Low
      • Notes
      • Test Step 2 - Right Liftgate Pinch Sensor Short
      • Test Step 3 - Right Pinch Sensor Signal Circuit Short to Ground
    • B1948 - Power Liftgate Pinch Sensor 2 Circuit High
      • Notes
      • Test Step 2 - Logic Ground Open
      • Test Step 3 - Check the Right Liftgate Pinch Sensor
      • Test Step 4 - Right Pinch Sensor Signal Circuit Open
      • Test Step 5 - Check the Right Pinch Sensor Signal Circuit for an Open
      • Test Step 6 - Right Pinch Sensor Signal Circuit Short to Voltage
      • Test Step 7 - Right Pinch Sensor Signal Wire Short to Voltage
    • B194B - Power Liftgate Rear Zone Switch Circuit Low
      • Notes
      • Test Step 2 - Liftgate Rear Switch Short
      • Test Step 3 - Liftgate Switch Signal Circuit Short to Ground
    • B194C - Power Liftgate Rear Zone Switch Circuit High
      • Notes
      • Test Step 2 - Liftgate Rear Switch Short
      • Test Step 3 - Liftgate Switch Signal Circuit Short to Voltage
    • B194D - Power Liftgate Rear Zone Switch - Stuck
      • Notes
      • Test Step 2 - Liftgate Rear Switch Short
      • Test Step 3 - Liftgate Switch Signal Circuit Short to Voltage
    • B194F - Power Liftgate Temperature Sensor Circuit Performance
      • Notes
      • Test Step 2 - Check For Other Pinch Sensor DTCs
      • Test Step 3 - Check the Liftgate Ambient Temperature Sensor
      • Test Step 4 - Right Pinch Sensor Signal Circuit Open
      • Test Step 5 - Right Pinch Sensor Signal Circuit Short to Ground
      • Test Step 6 - Logic Ground Open
    • B1952 - Power Liftgate Drive Motor Incorrect Direction
      • Notes
      • Test Step 2 - Liftgate Open Driver Circuit and the Liftgate Close Driver Circuits are Crossed
      • Test Step 3 - Position Sensor Signal 1 and the Position Sensor Signal 2 Circuits are Crossed
    • B1953 - Power Liftgate Latch Cinch Overcurrent
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Liftgate Latch Cinch Driver Circuit Short to Ground
      • Test Step 4 - Liftgate Latch Cinch Driver Circuit Short to the Logic Ground Circuit
      • Test Step 5 - Liftgate Latch Release Driver Circuit Short To Ground
      • Test Step 6 - Liftgate Latch Release Driver Circuit for a Short to the Logic Ground Circuit
      • Test Step 7 - Check the Liftgate Latch Cinch Driver Circuit for a Short to the Liftgate Latch Release Driver Circuit
      • Test Step 8 - Liftgate Latch Cinch Driver Wire Short to Voltage
    • B1954 - Power Liftgate Latch Cinch Excessive Time
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Check the Liftgate Latch Cinch Driver Circuit for an Open Or High Resistance
      • Test Step 4 - Check the Liftgate Latch Release Driver Circuit for an Open Or High Resistance
      • Test Step 5 - Check the Logic Ground Circuit for an Open Or High Resistance
      • Test Step 6 - Check the Liftgate Ajar Switch Sense Circuit for an Open Or High Resistance
    • B1955 - Power Liftgate Latch Release Overcurrent
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Weak Or Deteriorated Liftgate Seal
      • Test Step 4 - Check the Liftgate Latch Cinch Driver Circuit and the Liftgate Latch Release Driver Circuit for a Short to Voltage
      • Test Step 5 - Latch Secondary Position Sense Circuit Open
      • Test Step 6 - Check the Logic Ground Circuit for an Open
      • Test Step 7 - Check the Liftgate Ajar Switch Sense Check For Open
    • B1956 - Power Liftgate Latch Release Excessive Time
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Check the Liftgate Latch Cinch Driver Circuit for an Open Or High Resistance
      • Test Step 4 - Check the Liftgate Latch Release Driver Circuit for an Open Or High Resistance
      • Test Step 5 - Check the Logic Ground Wire for an Open Or High Resistance
      • Test Step 6 - Check the Liftgate Ajar Switch Sense Circuit for an Open Or High Resistance
    • B1958 - Power Liftgate Drive Clutch Control Circuit Low
      • Notes
      • Test Step 2 - Power Liftgate Drive Unit
      • Test Step 3 - Liftgate Clutch Driver Circuit Short to Ground
    • B1959 - Power Liftgate Drive Clutch Control Circuit High
      • Notes
      • Test Step 2 - Liftgate Clutch Driver Circuit Short to Voltage
      • Test Step 3 - Liftgate Clutch Driver Circuit Open
      • Test Step 4 - Check the Ground Circuit for an Open
    • B1961 - Power Liftgate Chime Control Circuit High
      • Notes
      • Test Step 2 - (Q94) LIFTGATE CHIME DRIVER CIRCUIT SHORTED TO VOLTAGE
      • Test Step 3 - (Q94) LIFTGATE CHIME DRIVER CIRCUIT OPEN
      • Test Step 4 - (Z910) GROUND CIRCUIT OPEN
      • Test Step 5 - CHECK THE POWER LIFTGATE CHIME
    • B1963 - Power Liftgate Strut Performance
      • Notes
      • Test Step 2 - Weak Struts
    • B1965 - Power Liftgate Sensor Supply Circuit Low
      • Notes
      • Test Step 2 - Power Liftgate Drive Unit
      • Test Step 3 - Position Sensor Supply Circuit Short to Ground
    • B1966 - Power Liftgate Sensor Supply High
      • Notes
      • Test Step 2 - Logic Ground Circuit Open
      • Test Step 3 - Position Sensor Supply Circuit Short to Voltage
      • Test Step 4 - Position Sensor Supply Circuit Open
    • B1967 - Power Liftgate Open Direction Overcurrent
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Liftgate Close Driver Circuit Short to Voltage
      • Test Step 4 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
      • Test Step 5 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
      • Test Step 6 - Power Liftgate Drive Unit
    • B1968 - Power Liftgate Open Direction Excessive Time
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Check For Excessive Circuit Resistance
    • B1969 - Power Liftgate Open Direction Excessive Position Sensor Counts
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module - Position Sense Open
      • Test Step 4 - Check the Ground Circuit for an Open Or High Resistance
      • Test Step 5 - Check the Logic Ground for an Open
      • Test Step 6 - Full Open Switch Circuit Open
      • Test Step 7 - Liftgate Full Open Switch Sense Circuit Short to Ground
    • B196A - Power Liftgate Close Direction Overcurrent
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Check the Secondary Ratchet Switch
      • Test Step 4 - Check the Liftgate Open Driver Circuit for a Short to Voltage
      • Test Step 5 - Liftgate Open Driver Circuit Short to Liftgate Close Driver Circuit
      • Test Step 6 - Liftgate Open Driver Wire Short to Liftgate Close Driver Wire
      • Test Step 7 - Power Liftgate Drive Unit
      • Test Step 8 - Check the Latch Secondary Position Sense Circuit for a Short to Ground
      • Test Step 9 - Check the Latch Secondary Position Sense Circuit for an Open
      • Test Step 10 - Latch Secondary Position Sense Wire Short to Voltage
    • B196B - Power Liftgate Close Direction Excessive Time
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Check Power Liftgate Connectors For Excessive Circuit Resistance
    • B196C - Power Liftgate Close Direction Excessive Position Sensor Counts
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Latch
      • Test Step 4 - Check the Latch Secondary Position Sense Circuit for a Short to Ground
      • Test Step 5 - Power Liftgate Module - Position Sense Open
    • B196D - Power Liftgate Open Direction Full Open Switch Performance
      • Notes
      • Test Step 2 - Obstruction Or Sticking Switch
      • Test Step 3 - Full Open Switch Sense Circuit Intermittent Short to Ground
      • Test Step 4 - Power Liftgate Drive Unit - Full Open Switch
      • Test Step 6 - Liftgate Full Open Switch Sense Circuit Short to Logic Ground
      • Test Step 7 - Liftgate Full Open Switch Sense Circuit Open
    • B196E - Power Liftgate Close Direction Full Open Switch Performance
      • Notes
      • Test Step 2 - Obstruction Or Sticking Switch
      • Test Step 3 - Liftgate Full Open Switch Sense Circuit Intermittent Short to Ground
      • Test Step 4 - Logic Ground Circuit Open
      • Test Step 5 - Liftgate Full Open Switch Sense Circuit Short to Ground
      • Test Step 6 - Liftgate Full Open Switch Sense Circuit Short to Ground
      • Test Step 7 - Liftgate Full Open Switch Sense Circuit Short to Logic Ground
      • Test Step 8 - Liftgate Full Open Switch Sense Circuit Open
    • B196F - Power Liftgate Open Direction Ratchet Primary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Liftgate Ajar Switch Sense Circuit Open
    • B1970 - Power Liftgate Close Direction Ratchet Primary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Liftgate Ajar Switch Sense Circuit Open
    • B1971 - Power Liftgate Latch Cinch Ratchet Primary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Sensor Ground Circuit for an Open
      • Test Step 5 - Liftgate Ajar Switch Sense Circuit Short to Ground
      • Test Step 6 - Liftgate Ajar Switch Sense Circuit Open
    • B1972 - Power Liftgate Latch Release Ratchet Primary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Liftgate Ajar Switch Sense Circuit Open
    • B1973 - Power Liftgate Open Direction Ratchet Secondary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Check the Latch Secondary Position Sense Circuit Open
      • Test Step 6 - Latch Secondary Position Sense Circuit Short to Voltage
    • B1974 - Power Liftgate Close Direction Ratchet Secondary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Check the Latch Secondary Position Sense Circuit for an Open
      • Test Step 6 - Check the Latch Secondary Position Sense Circuit for a Short to Voltage
    • B1975 - Power Liftgate Latch Cinch Ratchet Secondary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Check the Latch Secondary Position Sense Circuit for a Short to Ground
      • Test Step 6 - Check the Latch Secondary Position Sense Circuit for an Open
      • Test Step 7 - Latch Secondary Position Sense Wire Short to Voltage
    • B1976 - Power Liftgate Latch Release Ratchet Secondary Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Power Liftgate Module
      • Test Step 4 - Check the Logic Ground Circuit for an Open
      • Test Step 5 - Check the Latch Secondary Position Sense Circuit for a Short to Ground
      • Test Step 6 - Check the Latch Secondary Position Sense Circuit for an Open
      • Test Step 7 - Check the Latch Secondary Position Sense Circuit for a Short To Voltage
    • B1977 - Power Liftgate Open Direction Sector Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Latch Home Position
      • Test Step 4 - Power Liftgate Latch
      • Test Step 5 - Check the Logic Ground Circuit for an Open
      • Test Step 6 - Check the Sector Switch Sense Circuit for a Short to Ground
      • Test Step 7 - Check the Sector Switch Sense Circuit for an Open
      • Test Step 8 - Check the Sector Switch Sense Circuit for a Short to Voltage
      • Test Step 9 - Adjust Latch to Home Position
      • Test Step 10 - Check the Sector Switch Sense Circuit for a Short to the Logic Ground Circuit
      • Test Step 11 - Check the Sector Switch Sense Circuit for a Short to Ground
    • B1978 - Power Liftgate Close Direction Sector Switch Performance
      • Notes
      • Test Step 2 - Binding Liftgate
      • Test Step 3 - Latch Home Position
      • Test Step 4 - Power Liftgate Latch
      • Test Step 5 - Check the Logic Ground Circuit for an Open
      • Test Step 6 - Check the Sector Switch Sense Circuit for a Short to Ground
      • Test Step 7 - Check the Sector Switch Sense Circuit for an Open
      • Test Step 8 - Check the Sector Switch Sense Circuit for a Short to Voltage
      • Test Step 9 - Adjust Latch to Home Position
      • Test Step 10 - Check the Sector Switch Sense Circuit for a Short to the Logic Ground Circuit
      • Test Step 11 - Check the Sector Switch Sense Circuit for a Short to Ground