Alfa Romeo 1.6 Diesel
The 1.6-litre diesel in the Tonale — 130 hp, frugal, designed for commuter use. Common Fiat/Stellantis unit with proven Multijet technology. No Alfa character to speak of, but solid and efficient.
Diesel Tonale: sensible and frugal
130 hp diesel and automatic make the Tonale an efficient all-rounder. The looks are great, the dynamics solid — anyone after long-distance efficiency will be happy.
Engine Weaknesses 6
The 3.2 JTS V6 has two timing chains, both of which can stretch. Fault codes P0016 or P0017 indicate camshaft phasing errors; the engine must be fully removed, making the repair very expensive.
Symptoms: Engine warning light P0016/P0017, rattling on cold start, reduced power on acceleration
The 1.6 diesel Tonale is designed for long-distance use. With predominantly short-trip driving the particulate filter clogs and the EGR carbons up.
Symptoms: Engine warning light, power loss, increased consumption, limp mode
The 3.2 JTS V6 has an integrated oil cooler that can develop leaks with increasing operating hours and thermal cycles. Coolant then enters the oil or vice versa; early replacement of the gaskets prevents consequential damage.
Symptoms: Oily coolant consistency, milky oil colour, coolant loss without external leak
The 1.6 diesel Tonale requires regular motorway drives for active DPF regeneration. With predominantly short-trip use no complete regeneration cycle can be completed; the DPF clogs and must be replaced or professionally cleaned.
Symptoms: DPF full warning, power loss, increased fuel consumption, limp mode when DPF is fully loaded
The EGR valve on the 1.6 JTD Tonale gets stuck due to soot deposits, particularly around 120,000 km. A jammed EGR valve can destabilise engine management and promote increased wear. The plastic housing of the EGR cooler is prone to cracking.
Symptoms: Power loss, rough idle, engine warning light with EGR fault, difficulties on cold start in winter
From around 100,000 km the injector copper washers need renewing as they burn out and allow combustion gases to escape past the injector. Specialist removal tools are costly. Original injectors are very robust and last 300,000+ km with good diesel.
Symptoms: Ticking noise from the engine bay, combustion smell, slight power loss, visible soot streaks around the injector area
Vehicle Weaknesses 8
Driver assistance sensors (AFS, front camera) fail in rain, sunlight and fog. A software update exists for the rain issue but only reduces the frequency. Park sensors are not recognised by the system and require a workshop visit.
After visiting a car wash, water enters at the rear window seals in the corners. Initial repair attempts prove unsuccessful. Confirmed repeatedly in forums. Possible consequence: moisture damage to cabin and electronics.
The Tonale's 6-speed automatic shifts too slowly and sometimes at the wrong time in urban and commuter driving. Torque distribution is not cleanly managed, resulting in power interruptions. In normal driving more annoying than critical.
The electric tailgate repeatedly shows the fault 'Have electric tailgate serviced', even though the tailgate operates normally. Multiple workshop visits do not resolve the issue permanently. Software fault suspected.
The Tonale's automatic climate control does not sufficiently dry the interior air in cold damp conditions. Windows fog up quickly despite auto mode. Additionally, water ingress occurs at the rear window seals after car washing.
The Tonale's strut top mounts tend to creak and squeak, especially during slow manoeuvring. Brake pads can seize after standstill periods, particularly on the plug-in hybrid where braking is less frequent. Typical cost for strut mounts: €200–400 per axle.
On the Tonale (especially the plug-in hybrid) brake calipers can seize after extended standstill because the braking system is used less frequently. Typical of hybrid vehicles. Caliper replacement: €430–690 per axle, pads: €170–380.
The Tonale's front camera malfunctions in rain, fog and sunlight. The automatic emergency braking system and lane keep assist fail simultaneously. Workshop diagnosis often inconclusive as the fault occurs sporadically. Software update does not always resolve it.
Reports & Tests
8 owner complaints filed with NHTSA (2022–2024). Most reported: Brakes (3), Collision Avoidance (3), Electrical (3).