Diagnostic Test
- CHECK ECO MODE SWITCH CIRCUIT
- Turn ignition switch OFF.
- Disconnect ECO mode switch connector.
- Turn ignition switch ON.
- Check voltage between ECO mode switch harness connector terminals.
ECO mode switch Voltage
(Approx.)Connector + - Terminal M39 1 2 5 V
Is the inspection result normal?
YES
GO TO STEP 6.
NO
GO TO STEP 2 .
- CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Check the continuity between ECO mode switch harness connector and ground.
ECO mode switch - Continuity Connector Terminal M39 2 Ground Existed
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN COMBINATION METER AND ECO MODE SWITCH (PART 1)
- Disconnect combination meter harness connector M68.
- Check continuity between combination meter harness connector terminal and ECO mode switch harness connector terminal.
Combination meter ECO mode switch Continuity Connector Terminal Connector Terminal M68 9 M39 1 Existed
Is the inspection result normal?
YES
GO TO STEP 4 .
NO
Repair or replace malfunctioning parts.
- CHECK CIRCUIT BETWEEN COMBINATION METER AND ECO MODE SWITCH (PART 2)
Check continuity between combination meter harness connector terminal and ground.
Combination meter - Continuity Connector Terminal M68 9 Ground Not existed Is the inspection result normal?
YES
GO TO STEP 5 .
NO
Repair or replace malfunctioning parts.
- CHECK COMBINATION METER INPUT/OUTPUT SIGNAL
- Connect all of disconnected connectors.
- Check input/output signal of combination meter. Refer to REFERENCE VALUE .
Is the inspection result normal?
YES
Check intermittent incident. Refer to INTERMITTENT INCIDENT .
NO
Repair or replace malfunctioning parts.
- CHECK ECO MODE SWITCH
Check ECO mode switch. Refer to COMPONENT INSPECTION .
Is the inspection result normal?
YES
Check intermittent incident. Refer to INTERMITTENT INCIDENT .
NO
Replace ECO mode switch. Refer to REMOVAL AND INSTALLATION .