5-Speed Automatic
A torque-converter automatic where valve-body wear, solenoids, converter lock-up and internal clutch wear are core diagnostic areas.
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Specialist automatic gearbox diagnosis, repair and reconditioning for Nissan Navara pick-ups, covering the five-speed automatic used on relevant D40 models and the seven-speed conventional automatic used on automatic D23/NP300 applications.
If your Navara delays into Drive, shudders under load, slips, changes gear harshly or develops a transmission warning, we diagnose the gearbox and 4x4 driveline together.
The D40 Navara is associated with a five-speed torque-converter automatic on relevant diesel applications. The D23/NP300 generation moved automatic versions to a seven-speed conventional automatic, paired with the pick-up's selectable 4x4 drivetrain.
| Navara generation / type | Typical UK versions | Automatic gearbox | What owners often search for |
|---|---|---|---|
| Navara D40, 2005–2015 | 2.5 dCi / V6 diesel automatic versions | 5-speed conventional automatic on relevant models | Navara D40 gearbox fault, converter shudder |
| Navara D23 / NP300, 2015–2021 UK | 2.3 dCi automatic 4x4 derivatives | 7-speed conventional automatic | Navara 7-speed gearbox repair, harsh shifts |
| D23 international later models | Market-specific diesel/petrol automatic versions | Automatic specification varies by market/build | Navara D23 automatic fault, delayed Drive |
A torque-converter automatic where valve-body wear, solenoids, converter lock-up and internal clutch wear are core diagnostic areas.
The later seven-speed stepped automatic uses conventional hydraulic control and torque-converter technology rather than a CVT.
Navara transfer-case, propshaft and differential faults can create clunks, vibration and binding that feel like gearbox problems.
The same symptom can have a different cause depending on the transmission fitted, which is why gearbox identification comes before parts replacement.
Can involve hydraulic pressure, valve-body control, converter fill or worn internal sealing elements.
Payload and towing can expose pressure-control, mount, valve-body or internal clutch issues.
A vibration under light throttle can involve converter lock-up but should be separated from propshaft or tyre vibration.
Internal clutch wear or hydraulic pressure loss can become more obvious when towing or accelerating hard.
Electronic or hydraulic faults can trigger fail-safe/limited operation.
Transfer-case, propshaft, differential and mount faults can mimic automatic gearbox failure.
Tell us whether the Navara problem appears empty or loaded, during towing, at motorway cruise or when selecting Drive/Reverse.
| What you notice | How drivers describe it | Possible areas to investigate |
|---|---|---|
| Delay selecting Drive | “I select D and it takes a moment to move.” | Hydraulic pressure, clutch application, valve body, converter or actuator control |
| Judder / shudder | “It vibrates when pulling away or cruising.” | DCT clutch, CVT lock-up, converter, mounts or driveline |
| RPM flare | “The revs rise without matching acceleration.” | CVT belt/pulley pressure, clutch slip or internal wear |
| Harsh engagement | “It bangs going into Drive or Reverse.” | Pressure control, valve body, clutch application, mounts or adaptation |
| Whine / hum | “The noise follows road speed.” | CVT bearings/pulleys, differential, driveshaft or wheel bearing |
| Warning / reduced power | “The gearbox warning comes on and performance drops.” | TCM fault, high fluid temperature, pressure/control fault or fail-safe mode |
Fault codes help direct testing, but they should be interpreted with the exact gearbox type, live data and the vehicle's symptoms.
| Fault code | What it broadly relates to | What may need checking |
|---|---|---|
| P0700 | Transmission control system warning request | Read the Nissan transmission control module for the underlying gearbox-specific DTCs |
| P0715 | Input / turbine speed sensor circuit | Speed-sensor signal, wiring, control data and transmission operation |
| P0722 | Output speed signal fault | Output speed signal, wiring, sensor data and transmission control |
| P0730 | Incorrect gear ratio | Commanded versus actual ratio, clutch/pulley operation, hydraulic pressure and internal wear |
| P0741 | Torque-converter clutch performance on applicable CVT/conventional automatics | Converter lock-up, valve body, hydraulic pressure and fluid condition |
A ratio or converter DTC should be interpreted with live pressure, temperature and 4x4/driveline checks before condemning the whole gearbox.
Repair cost depends on the exact transmission and whether the problem is a control/component fault or significant internal damage.
| Nissan Navara gearbox work | Typical guide range | What can change the price? |
|---|---|---|
| Diagnostic scan and road test | From £30 | D40/D23 and 4x4 complexity |
| Valve-body / solenoid repair | Approx. £900 - £1,700 | 5-/7-speed unit and hydraulic wear |
| Torque-converter repair | Approx. £1,000 - £1,900 | Converter condition and removal labour |
| Full conventional automatic / gearbox reconditioning | Approx. £2.5k - £4.5k+ | Transmission family and internal damage |
| Transfer-case / driveline work | Diagnosis required | 4x4 component and extent of damage |
We identify Navara generation, engine, 4x4 configuration and exact five-/seven-speed automatic.
Nissan-compatible diagnostics are used to read TCM faults, gear-ratio, converter, pressure and temperature data.
Valve body, converter, internal clutches and the transfer-case/driveline system are tested against the reported symptom.
We recommend the repair indicated by the diagnosis and confirm the price before work begins.
Tell us the year, engine and exactly what the vehicle is doing so we can narrow down the correct transmission and repair route.
Service4Service Midlands provides Nissan Navara gearbox diagnosis and repair for drivers across Birmingham, Coventry, Wolverhampton, Walsall, Solihull, Leicester, Derby, Nottingham, Stoke-on-Trent, Northampton and surrounding East and West Midlands areas.
Whether your Navara is shuddering under load near Birmingham, delaying into Drive in Coventry or shifting harshly near Derby, gearbox and 4x4 diagnosis should be carried out together.
More Nissan gearbox guides:
Looking for the whole Nissan range? Visit our Nissan gearbox repair page.
Relevant D40 Navara models use a five-speed automatic, while D23/NP300 automatic versions use a seven-speed conventional automatic.
No. UK-market D40/D23 Navara automatic applications use conventional stepped torque-converter automatics rather than Nissan Xtronic CVT.
Torque-converter lock-up is one possibility, but propshaft, differential, tyres and other 4x4 components can create similar vibration.
Many valve-body and solenoid faults can be repaired or reconditioned once hydraulic testing confirms the failure.
A full conventional automatic / gearbox reconditioning job is broadly around £2.5k–£4.5k+ as a guide, depending on transmission and internal damage.
Yes. Transfer-case and propshaft faults can cause clunks, vibration and binding that may be mistaken for transmission failure.
Identify the exact transmission first, then repair the valve-body, clutch, CVT, converter, hybrid-drive or internal fault testing actually confirms.