Guides · Page 2
Measurement, circuit analysis, mechanical verification and service-methodology references for automotive engineering and diagnostics.
Alphabetical technical index
Renault Captur II 1.5 Blue dCi / K9K technical verification dossier
A technical dossier for 2019-2024 Captur II 1.5 dCi/Blue dCi covering engine identity, AdBlue, oil and coolant checks with variant-level boundaries.
Resolver Sin/Cos and Rotor-Position Diagnosis
A measurement guide covering resolver excitation, Sin/Cos envelopes, shielding, mechanical alignment and software calibration.
Safe ECU tuning workflow
A controlled process built around identification, backup, mechanical health, defined targets, small calibration steps and validation reports.
Separating Mechanical and Electronic VGT Actuator Faults
A diagnostic guide that separates vane sticking, actuator motor, position feedback, current and boost-control response in a variable-geometry turbo system.
Symptoms of poor tuning
Separating calibration problems through smoke, knock, boost deviation, rail-pressure errors, torque cuts and transmission behaviour.
Systematic actuator diagnostics
Joint evaluation of command, current, physical movement and feedback in relays, solenoids, motors, injectors and valves.
Systematic sensor diagnostics
A measurement workflow that separates supply, ground, signal, mechanical reference and ECU interpretation.
Torque model and driver demand
The torque-based control chain from pedal request and cylinder filling to fuel, ignition and transmission torque messages.
Tractor and agricultural machinery electronics
Engine control, powershift or CVT, hydraulic valves, ISOBUS, GPS and implement management.
Truck, tractor and bus electronics
J1939 networks, engine-brake-transmission coordination, retarders, air systems and body control in heavy vehicles.
UDS diagnostic protocol
The role of sessions, data identifiers, routines, DTC services and programming services in the ISO 14229 family.
UNECE R155/R156 and vehicle cybersecurity
Cybersecurity and software-update management systems, risk assessment and lifecycle evidence.
Using an automotive oscilloscope
Probe, sampling, trigger and reference choices when measuring sensor, actuator and network signals over time.
V-model and automotive validation
Traceability between requirement levels and the corresponding unit, integration, system and vehicle tests.
Validation with dyno and road logs
How to verify calibration changes under controlled load, repeatable conditions and representative road operation.
Vehicle classes and use cases
A technical guide separating passenger cars, light commercial vehicles, pickups, trucks, tractors, buses, agricultural machines and construction equipment.
What an A2L file does
Definition of addresses, data types, conversions and access information for measurement and calibration variables.
What , Sport and mean
The difference between marketing labels, mechanical hardware, calibration scope and validation depth.
Why the Same DTC Can Differ by Vehicle
A practical diagnostic guide covering why the same dtc can differ by vehicle.