Initial Inspection and Diagnostic Overview

DIAGNOSIS AND REPAIR WORK FLOW


Work Flow


DETAILED FLOW
1.COLLECT THE INFORMATION FROM THE CUSTOMER
It is also important to clarify customer concerns before starting the inspection. Reproduce the symptom, and understand it fully. Interview the customer about the concerns carefully. In some cases, it is necessary to check the symptoms by driving the vehicle with the customer.

CAUTION:
Customers are not professionals. Never assume"maybe the customer means..." or "maybe the customer mentioned this symptom.
- GO TO 2.
2.BASIC INSPECTION
1. Turn the ignition switch ON.

CAUTION:
Never start the engine.
2. Check the tire pressure for all wheels and adjust to the specified value. [1][2]Specifications.
Is the inspection result normal?
YES - GO TO 3.
NO - Inspect or repair the tires or wheels.
3.CHECK LOW TIRE PRESSURE WARNING LAMP STATUS
Check low tire pressure warning lamp display.
Does not low tire pressure warning lamp turn OFF?
YES - GO TO 4.
NO - GO TO 8.
4.CHECK DTC WITH LOW TIRE PRESSURE WARNING CONTROL UNIT
With CONSULT-III
Perform the self-diagnosis for "AIR PRESSURE MONITOR".
Is any DTC detected?
YES - GO TO 5.
NO - GO TO 8.
5.ERASE DTC MEMORY
With CONSULT-III
1. Record DTC.
2. Erase DTC once.

NOTE:
After erasing DTC record, currently occurred DTC can be detected by reading out DTC again.
- GO TO 6.
6.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III
Perform "DTC CONFIRMATION PROCEDURE" (self-diagnosis) with recorded DTC.
If two or more DTCs are detected, Low Tire Pressure Warning Control Unit and determine trouble diagnosis order.
Is any malfunction detected by self-diagnosis?
YES - GO TO 7.
NO - GO TO 8.
7.DETECT MALFUNCTIONING PART BY DIAGNOSIS PROCEDURE
Perform the diagnosis applicable to the displayed DTC. Testing and Inspection.
- GO TO 10.
8.CRUISE FOR SYMPTOM CHECK
1. Start the engine.
2. Drive for several minutes at a speed of 40 km/h (25 MPH) or more, then stop the vehicle.
- GO TO 9.
9.PERFORM DIAGNOSIS BY SYMPTOM
Perform trouble diagnosis or repair applicable to the symptom. TPMS Symptoms.
- GO TO 11.
10.FINAL CHECK (WHEN DTC WAS DETECTED)
With CONSULT-III
Perform "DTC CONFIRMATION PROCEDURE" (self-diagnosis) with applicable DTC.
Is any malfunction detected by self-diagnosis?
YES - GO TO 7.
NO - INSPECTION END
11.FINAL CHECK (WHEN SYMPTOM OCCURRED)
Make sure that the symptom is not detected.
Does symptom remain?
YES - GO TO 9.
NO - INSPECTION END