Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Diagnosis Procedure
- CHECK POWER SOURCE
- Turn ignition switch OFF.
- Disconnect stop lamp switch connector
- Turn ignition switch ON.
- Check the voltage between the stop lamp switch harness connector terminal and ground.
+ - Voltage Stop lamp switch Connector Terminal E102 3 Ground Battery voltage Is the inspection result normal?
YES: GO TO 2.
NO: GO TO 9.
- CHECK STOP LAMP SWITCH (PART 1)
Check stop lamp switch. Refer to "COMPONENT INSPECTION (STOP LAMP SWITCH) ".
Is the inspection result normal?
YES: GO TO 3.
NO: GO TO 10.
- CHECK CIRCUIT BETWEEN STOP LAMP SWITCH AND CVT SHIFT SELECTOR (PART 1)
- Disconnect CVT shift selector connector
- Check the continuity between the stop lamp switch harness connector terminal and the CVT shift selector harness connector terminal.
Stop lamp switch CVT shift selector Continuity Connector Terminal Connector Terminal E102 4 M57 3 Existed Is the inspection result normal?
YES: GO TO 4.
NO: Repair or replace the malfunctioning parts.
- CHECK CIRCUIT BETWEEN STOP LAMP SWITCH AND CVT SHIFT SELECTOR (PART 2)
Check the continuity between the stop lamp switch harness connector terminal and ground.
Stop lamp switch - Continuity Connector Terminal E102 4 Ground Not existed Is the inspection result normal?
YES: GO TO 5.
NO: Repair or replace the malfunctioning parts.
- CHECK GROUND CIRCUIT
Check the continuity between the CVT shift selector harness connector terminal and ground.
CVT shift selector - Continuity Connector Terminal M57 4 Ground Existed Is the inspection result normal?
YES: GO TO 6.
NO: Repair or replace the malfunctioning parts.
- CHECK PART POSITION SWITCH
- Disconnect park position switch connector.
- Check park position switch. Refer to
"COMPONENT INSPECTION (PARK POSITION SWITCH) ".
Is the inspection result normal?
YES: GO TO 7.
NO: Repair or replace the malfunctioning parts.
- CHECK SHIFT LOCK SOLENOID
- Disconnect shift lock solenoid connector.
- Check shift lock solenoid. Refer to
"COMPONENT INSPECTION (SHIFT LOCK SOLENOID) ".
Is the inspection result normal?
YES: GO TO 8.
NO: Repair or replace the malfunctioning parts.
- CHECK CVT SHIFT SELECTOR HARNESS
Check CVT shift selector harness. Refer to "COMPONENT INSPECTION (CVT SHIFT SELECTOR HARNESS) ".
Is the inspection result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: Repair or replace the malfunctioning parts.
- DETECT MALFUNCTIONING ITEM
Check the following items:
- Open or short circuit in harness between ignition switch and stop lamp switch connector terminal 3. Refer to "WIRING DIAGRAM - IGNITION POWER SUPPLY - ".
- Ignition switch
- 10A fuse [No. 3, fuse block (J/B)]. Refer to
"FUSE, CONNECTOR AND TERMINAL ARRANGEMENT
".
Is the inspection result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: Repair or replace the malfunctioning parts.
- CHECK INSTALLATION POSITION OF STOP LAMP SWITCH
Adjust stop lamp switch position. Refer to "INSPECTION AND ADJUSTMENT ".
: GO TO 11.
- CHECK STOP LAMP SWITCH (PART 2)
Check stop lamp switch. Refer to "COMPONENT INSPECTION (STOP LAMP SWITCH) ".
Is the inspection result normal?
YES: INSPECTION END
NO: Repair or replace the malfunctioning parts.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.