Product Description
U140E U140F U151E U151F U240E U241E U250E Oversized Lockup Control Valve Kit
Sonnax Part Number: 27741-25K
TOOLING REQUIRED
- F-27741-TL25
- VB-FIX
Toyota/Lexus vehicles equipped with U140E/F, U151E/F, U240E, U241E and U250E units may have TCC apply and release concerns such as no lockup, slipping lockup or TCC stuck on. Improper lockup can result in harsh downshifts or engine stall at idle, as well as associated trouble codes. Bore wear in the lockup control valve allows control pressure to escape the circuit causing these issues. Reconditioning the bore and installing Sonnax oversized lockup control valve kit 27741-25K renews TCC operation by restoring critical clearances and preventing pressure loss.
- Hardcoat anodized aluminum valves combat premature wear
- Annular grooves help center valve in bore to reduce future side-load wear
PACKAGE CONTAINS
- Lockup Control Valve
- Plunger Valve
- Plunger Sleeve
SYMPTOMS
- TCC apply & release concerns
- TCC codes
- Harsh downshifts
- Burnt converter
CAUSE
Bore wear at the lockup control valve allows pressure loss that causes drivability concerns.
CORRECTION
Eliminate bore wear and restore normal operation by reconditioning the bore and installing Sonnax oversized lockup control valve kit.
Product Videos
Custom Field
Requires Tooling? Yes
