Pinpoint Test B: U201F12 Tire Pressure Monitoring System External Receiver Data Line Circuit Short To Power
- B1: U201F12 Verify External Receiver Data Line Circuit Short To Power
- Ignition OFF.
- Disconnect the Tire Pressure Monitoring System Receiver electrical connector, C2875.
- Measure the resistance between
C2875, harness side Battery Pin 1 Positive terminal Is the resistance less than 5 Ohms?
YES: Go to step 2.
NO: Go to step 3.
- B2: U201F12 Check The External Receiver Data Line Circuit For Short Circuit To Power
- Disconnect the Body Control Module electrical connector, C0580.
- Measure the resistance between
C2875, harness side Battery Pin 1 Positive terminal Is the resistance less than 5 Ohms?
YES: REPAIR the short circuit in wiring harness.
NO: Go to step 4.
- B3: U201F12 Check The Tire Pressure Monitoring System External Receiver For Short Circuit To Power
- Reconnect the Tire Pressure Monitoring System Receiver electrical connector, C2875.
- Using manufacturer approved diagnostic system run On Demand Self Test (0x0202) .
Is the DTC U201F12 set?
YES: Replace Tire Pressure Monitoring Receiver.
NO: Investigate possible cause of intermittent failure.
- B4: U201F12 Check The Body Control Module For Short Circuit To Power
- Reconnect the Body Control Module electrical connector, C0580.
- Reconnect the Tire Pressure Monitoring System Receiver electrical connector, C2875.
- Using manufacturer approved diagnostic system run On Demand Self Test (0x0202) .
Is the DTC U201F12 set?
YES: Replace Body Control Module.
NO: Investigate possible cause of intermittent failure.