2000-2005 Nissan Frontier Automatic Transaxle Service Manual

2000–2005 Nissan Frontier Automatic Transaxle Technical Documentation

• Covers 2000–2005 Nissan Frontier vehicles equipped with the AT-A/T-01 automatic transaxle system, documenting internal operation and component maintenance
• Original OEM publication, Section AT, published by Nissan Motor Co., Ltd.
• Contains 47 detailed exploded-view diagrams and 39 diagnostic logic charts for the AT-A/T-01 transmission
• Stored against your account so you can retrieve it after a hard-drive loss
• Full-text search finds any part number in seconds
• This 122-page official factory manual serves as the primary technical reference for diagnosing shift-lock malfunctions, line pressure variances, and overhaul procedures specific to the AT-A/T-01 unit

Component and System Walkthrough

This manual details the complete internal architecture of the 2000–2005 Nissan Frontier automatic transmission. The documentation provides a logical breakdown of the overall system, covering the circuit diagrams for the torque converter clutch solenoid and the mechanical arrangement of the dual planetary gear systems. Service procedures focus on the removal and installation of the control valve assembly, accumulators, and the governor valve, supported by clear illustrations for component orientation. The text explains the hydraulic control circuit pathways and the specific function of every internal valve, from the pressure regulator to the 4th speed cut valve, providing the necessary theory for complex diagnostic evaluation.

Specification and Reference Data

Detailed inspection parameters are documented for every major sub-assembly, including wear limits and clearance ranges. For instance, the 2000–2005 Nissan Frontier high clutch drive plate thickness standard is listed as 1.52–1.67 mm in the specification tables. The document provides what an OEM service publication covers regarding timing wire strokes and line pressure reference values for stall tests. Governor pressure test data for the 2000–2005 Nissan Frontier is documented at 102.4–141.6 kPa at 29 km/h. Reference values for reassembly, such as the 1.2–1.5 kg-m torque specification for master cylinder fasteners, are categorized by component for efficient lookup. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. An official 122-page Nissan OEM workshop manual covering the 2000–2005 Nissan Frontier, documenting automatic transaxle assembly, hydraulic logic, diagnostic flow charts, and critical torque specifications for the AT-A/T-01 system build.