C2192

TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: C2192/92: Select Switch Error (Test Mode DTC)

DTC C2192/92 - Select Switch Error (Test Mode DTC)

DESCRIPTION

The tire pressure warning select switch has 2 positions: "MAIN" and "2nd". 2 sets of ID (2 sets of tires) for the tire pressure warning valve and transmitter can be registered to the tire pressure warning ECU.






WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE ON INTELLIGENT TESTER
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch to the ON position.
(c) Select the item below in the DATA LIST, and read its value displayed on the intelligent tester.
TIRE PRESSURE:





(d) Check that the value displayed on the intelligent tester changes when pressing the tire pressure warning select switch.
OK:
Tire pressure warning select switch value changes.
NG -- INSPECT TIRE PRESSURE WARNING SELECT SWITCH
OK -- REPLACE TIRE PRESSURE WARNING ECU
2. INSPECT TIRE PRESSURE WARNING SELECT SWITCH





(a) Disconnect the tire pressure warning select switch T24 connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPLACE TIRE PRESSURE WARNING SELECT SWITCH
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (TIRE PRESSURE WARNING ECU-TIRE PRESSURE SELECT SWITCH)





(a) Disconnect the tire pressure warning ECU T23 connector.





(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
4. CHECK HARNESS AND CONNECTOR (TIRE PRESSURE WARNING SELECT SWITCH-BODY GROUND)





(a) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE TIRE PRESSURE WARNING ECU