Inspection Procedure
- READ VALUE USING TECHSTREAM (TRIP SWITCH)
- Operate the Techstream according to the display and select "Data List".
OK:
Switch condition (ON/OFF) can be switched by actual operation.
Combination Meter:
COMBINATION METER REFERENCE CHARTTester Display Measurement Item/Range Normal Condition Diagnostic Note ODO/TRIP Change SW Trip switch (ODO/TRIP switch) condition/ON or OFF ON: Switch is pushed
OFF: Switch is not pushed- Trip Reset SW Trip switch (RESET switch) condition/ON or OFF ON: Trip switch (ODO/TRIP switch) pushed
OFF: Trip switch (ODO/TRIP switch) not pushed- NG: Go to step 2
OK: REPLACE NO. 1 METER ECU (See DISASSEMBLY )
- Operate the Techstream according to the display and select "Data List".
- INSPECT TRIP SWITCH
- Remove the trip switch (See REMOVAL ).
- Measure the resistance according to the value (s) in the table below.
Standard resistance
STANDARD RESISTANCE REFERENCE CHARTTester Connection Switch Condition Specified Condition 5 (RSET) - 6 (E) RESET switch ON (Pushed) Below 1 Ω RESET switch OFF (Not pushed) 10 kΩ or higher 7 (A/B) - 6 (E) ODO/TRIP switch ON (Pushed) Below 1 Ω ODO/TRIP switch OFF (Not pushed) 10 kΩ or higher NG: REPLACE TRIP SWITCH (See REMOVAL )
OK: Go to Next Step
- CHECK HARNESS AND CONNECTOR (NO. 1 METER ECU - TRIP SWITCH AND BODY GROUND)
- Disconnect the L10 ECU connector.
- Disconnect the L45 switch connector.
- Measure the resistance according to the value (s) in the table below.
Standard resistance
STANDARD RESISTANCE REFERENCE CHARTTester Connection Condition Specified Condition L10-4 (A/B) - L45-7 (A/B) Always Below 1 Ω L10-5 (RSET) - L45-5 (RSET) L45-6 (E) - Body ground L10-4 (A/B) or L45-7 (A/B) - Body ground Always 10 kΩ or higher L10-5 (RSET) or L45-5 (RSET) - Body ground Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: REPLACE NO. 1 METER ECU (See DISASSEMBLY )