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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSTOYOTA20254RUNNER SR5, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)TRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSMISSION SYSTEM (AL80E / AL80F) - DIAGNOSTIC CODES (1 OF 3)AUTOMATIC TRANSMISSION SYSTEMDTC P0607-04: CONTROL MODULE PERFORMANCE BANK1 SYSTEM INTERNAL FAILURE [12/2024 - ]DESCRIPTION
2025 Toyota 4Runner SR5, 4WD
DTC P0607-04: Control Module Performance Bank1 System Internal Failure [12/2024 - ]: Description
2025 Toyota 4Runner SR5, 4WDSECTION Description
The TCM constantly monitors its own CPU.
If the CPU output is not within the standard range, it illuminates the MIL and stores a DTC.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|
| P0607-04 | Control Module Performance Bank1 System Internal Failure | TCM internal malfunction (1-trip detection logic). | TCM | Comes on | Transmission | A | SAE: P0607 |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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.