Back to 2005 Lexus GS 430
Help

2005 LEXUS GS 430

4.3L V8•RWD•AUTOMATIC•gas
Founding sponsor spot is openYour name on every procedure for this vehicle, permanently.Sponsor — $99 →
Repairs0Labor563Torque3455Fluid7DTC824Battery0Maintenance0Recalls0
P2009moderate severityPowertrain

Intake Manifold Runner Control Circuit Low Bank 1

on 2005 Lexus GS 430 4.3L V8 · RWD

What this code means

Low voltage/current in the intake manifold runner control circuit bank 1.

Symptoms

  • Check engine light
  • Sluggish throttle response

Common causes

  • Short to ground in wiring
  • Corroded connector
  • Failed actuator

Diagnostic steps

  1. Measure actuator circuit voltage
  2. Check wiring for shorts to ground

Repair notes

Repair short circuit or replace actuator.

Other Powertrain codes on this vehicle

⚠ STILL BEHIND THE PAYWALL
The 2005 Lexus GS 430 repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.
The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.
Sponsor the Lexus GS 430 — $99 →
Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →