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.
2002 Nissan-Datsun Sentra SE-R Spec VFACTORY OEM SERVICE PROCEDURE
Time Control Unit Inspection Table (Without Power Door Locks)
TIME CONTROL UNIT INSPECTION
| Terminal No. | Wire color | Connections | Operated condition | Voltage (Approx.) |
|---|---|---|---|---|
| 1 | W/B | Seat belt buckle switch LH | Unfasten --> Fasten (Ignition key is in "ON" position) | 0v --> 5v |
| 2 | R | Front door switch LH | OFF (Closed) --> ON (Open) | 5v --> 0v |
| 3 | G/B | Air control (Rear window defogger switch) | OFF --> ON | 5v --> 0v |
| 4 | L/W | Ignition key switch (Insert) | Key Inserted --> Key removed from IGN Key cylinder | 12v --> 0v |
| 5 | R/G | Combination switch (Lighting switch) | 1ST, 2ND positions: ON --> OFF | 12v --> 0v |
| 7 | PU | Power source (Fuse) | - | 12V |
| 8 | B | Ground | - | - |
| 9 | G | Ignition switch (ON, START) | Ignition key is in "ON" or "START" position | 12V |
| 10 | G/R | Rear window defogger relay | OFF --> ON (Ignition key is in "ON" position) | 0V --> 12V |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no 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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.