C1711

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION

With CONSULT
1.Drive for 3 minutes at a speed of 40 km/h (25 MPH) or more, then drive normally for 10 minutes.
2.Stop the vehicle.
3.Perform self-diagnosis for "AIR PRESSURE MONITOR".
Is DTC "C1708", "C1709", "C1710" or "C1711" detected?
YES- Proceed to .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK TIRE PRESSURE SIGNAL

With CONSULT
1.Drive for 3 minutes at a speed of 40 km/h (25 MPH) or more, then drive normally for 10 minutes.
2.Stop the vehicle.
3.Select "DATA MONITOR" for "AIR PRESSURE MONITOR" with CONSULT.
4.Within 5 minutes after vehicle stopped, read the values that are displayed for "AIR PRESS FL", "AIR
PRESS FR", "AIR PRESS RR", and "AIR PRESS RL".
Are all tire pressures displayed 0 kPa (psi)?
YES- GO TO 2.
NO- GO TO 5.

2. CHECK RECEIVER CIRCUIT

1.Turn the ignition switch OFF.
2.Disconnect low tire pressure warning control unit harness connector and tire pressure receiver harness connector.
3.Check the continuity between low tire pressure warning control unit harness connector and tire pressure receiver harness connector.
CHECK RECEIVER POWER CIRCUIT





CHECK RECEIVER SIGNAL CIRCUIT





CHECK RECEIVER SIGNAL (SENSITIVITY) CIRCUIT





CHECK RECEIVER GROUND CIRCUIT





4.Check the continuity between low tire pressure warning control unit harness connector and ground.
CHECK RECEIVER POWER CIRCUIT





CHECK RECEIVER SIGNAL CIRCUIT





CHECK RECEIVER SIGNAL (SENSITIVITY) CIRCUIT





CHECK RECEIVER GROUND CIRCUIT





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace the malfunctioning harness or connector.

3. CHECK TIRE PRESSURE RECEIVER POWER SUPPLY CIRCUIT

1.Connect low tire pressure warning control unit harness connector.
2.Turn the ignition switch ON.

CAUTION:
Never start the engine.
3.Check the voltage between tire pressure receiver harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Replace the low tire pressure warning control unit. Removal And Installation.

4. TIRE PRESSURE RECEIVER SIGNAL

Check tire pressure receiver signal. C1750.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace error-detected parts.

5. TIRE PRESSURE SENSOR ID REGISTRATION

Perform tire pressure sensor ID registration. Service and Repair.
Is tire pressure sensor ID registration completed?
YES- GO TO 6.
NO- Replace applicable tire pressure sensor. Removal And Installation.

6. CHECK TIRE PRESSURE SIGNAL

With CONSULT
1.Drive for 3 minutes at a speed of 40 km/h (25 MPH) or more, then drive normally for 10 minutes.
2.Stop the vehicle.
3.Select "DATA MONITOR" for "AIR PRESSURE MONITOR" with CONSULT.
4.Within 15 minutes after vehicle stopped, check that the tire pressures match the standard value.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace the low tire pressure warning control unit. Removal And Installation.