Kenneth’s Technical Notes

Practical technical notes based on real repairs, measurements and hands-on experience.

Diagnostics, workshop methods and practical solutions documented with original photographs and technical notes.

Featured technical note

Toyota Land Cruiser 120 – loss of power caused by an open circuit in the SCV wiring (P1604)

Practical diagnosis of loss of power, P1604 and an open circuit between ECU Connector D and the suction control valve on an LC120 with the 1KD-FTV.

31 July 2026

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