9098701003 Toyota RELAY (FOR COOLER IDLE UP), Price: 28.11$, Weight: 0.037kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Toyota |
9098701003 |
RELAY (FOR COOLER IDLE UP) |
22 |
0.037 |
2-3 |
28.11$ |
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Toyota |
RELAY (FOR COOLER IDLE UP)
|
22 |
0.043
|
|
33.73$
|
AC Idle‑Up Control Relay for Toyota Engines ❄️
Why you need it
When the air conditioning turns on, the compressor loads the engine. This small relay tells the idle control system to raise RPM a little, keeping the engine smooth at stops, lights stable, and cabin cool. It protects driveability and charging when the A/C is working.
How it works
The A/C switch or ECU energizes the relay coil. Its contacts then feed power or vacuum control to the idle‑up actuator or ISC valve, adding 100–200 rpm. The quick, clean switch reduces arcing and ensures consistent idle whenever the compressor clutch engages. Built for heat and vibration, it gives reliable cycling in city traffic.
What happens if it’s broken
With A/C on you may get rough idle, stalling at stops, flickering lights, weak alternator output, steering shake, or poor cooling at standstill. The compressor may chatter as RPM dips. Fuel use can rise if the throttle stop is misadjusted to mask the issue. No click from the relay, burnt pins, or a melted case are common signs.
Fitment and tips
OE‑style footprint fits Toyota fuse/relay boxes; match by VIN or connector shape. Plug‑and‑play replacement: disconnect battery, pull the old unit, seat the new one firmly, and clean terminals. After install, switch A/C on; idle should rise slightly and hold steady. Keep a spare for long trips.