MTO-approved inspection station 1180 Midway Blvd, Unit 5 · Mississauga ON Mon–Sat 09:00–18:00 ET Talk to a tech: (905) 677-7663
Mr Diesel Inc — EST 2018
(905) 677-7663 Book a bay
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Engine diagnosis & repair in Mississauga

Cummins, Detroit, PACCAR, Volvo, Navistar, Hino and Mack. We read the fault codes with the right software for the engine, find and confirm the cause, and quote the repair in writing before we start.

Call (905) 677-7663 Request a slot
Engine work Heavy & medium
7
Engine brands
OEM
Scan software
Quote
Before teardown
In-frame
Overhauls

If an engine isn't worth fixing, we'll tell you and give you the replacement numbers.

Engine work

From a fault code to a full in-frame.

DiagnosisCodes, freeze-frame data and live readings, plus a road test when the fault only shows under load.
Injectors & fuel systemBalance rates, cut-out tests, high-pressure pumps, rails and lines.
Turbo & air intakeTurbos, VGT actuators, boost leaks and charge-air coolers.
EGR systemValves, coolers, sensors and the soot problems they cause.
Cooling systemWater pumps, thermostats, radiators, oil coolers and coolant in the oil.
Head gaskets & valvetrainOverhead adjustments, engine brakes, head gaskets and cracked heads.
Oil consumption & blow-byCrankcase pressure, oil analysis and leak-down tests before any teardown.
In-frame overhaulsLiners, pistons, bearings and gaskets, with the engine kept in the chassis.
By engine brand

Engines we work on.

Cummins

X15X12L9B6.7ISX15

EGR and VGT faults, injector balance, X15 aftertreatment and coolant loss.

Detroit

DD13DD15DD16

Fuel doser and DPF faults, EGR coolers, high-pressure fuel and turbo actuators.

Freightliner trucks →

PACCAR

MX-11MX-13PX-7PX-9

Regen and NOx faults, EGR, coolant leaks and turbo problems on Peterbilt and Kenworth.

Volvo

D11D13

Aftertreatment, VGT and EGR faults, injector and oil-cooler problems.

Volvo trucks →

Hino

J08EA09

DPR and regen faults, injectors and EGR on medium-duty Hino trucks.

Hino trucks →

Mack

MP7MP8

Aftertreatment and EGR faults, injectors and cooling on Anthem and Granite.

Not listed?

Call with the engine model. If it isn't something we work on, we'll tell you who does.

Call (905) 677-7663 →
Book it

Book a diagnosis.

Tell us the engine, the codes and the symptom. We'll confirm a slot, usually within 48 hours.

Truck down? (905) 677-7663
How long does a diagnosis take?+

Most faults are found in one to two hours of diagnostic time. Intermittent faults can take longer, and we call you before going past the time you approved.

Repair or replace the engine?+

When a repair gets close to the cost of a rebuilt engine, we give you both prices and our recommendation.

Do you use OEM parts?+

OEM or quality aftermarket. The quote shows which, and the price difference.

Request a booking

We call back within one business hour, Mon–Sat.

Goes straight to the service desk.
Related

Related services

DPF & aftertreatment Regens, DEF, NOx sensors and derates. Diagnostics Electrical and intermittent faults traced to the harness. Truck losing power The usual causes, in the order we check them. No-start Cranks but won't fire, or won't crank at all.