Workshop Activities
Pratt’s Garage Diagnostic Charter
Diagnostic Procedure.
Step 1. Scan of offending system to: A.Read stored and present fault codes. B. Analyse live data. Step 2. Preliminary investigation of codes and data which may require: A. Pin out checks on offending circuits, ( if electrical ) B. Manual checks on actuators, i.e. injectors, coils, control motors etc. C. Pressure and delivery tests on fuel system. D. Compression, cylinder leakage , vacuum test on engine. E. Gas checks on exhaust emissions.
Step 1. Scan of offending system to: A.Read stored and present fault codes. B. Analyse live data.
Step 1. Scan of offending system to:
A.Read stored and present fault codes.
B. Analyse live data.
Step 2. Preliminary investigation of codes and data which may require:
A. Pin out checks on offending circuits, ( if electrical ) B. Manual checks on actuators, i.e. injectors, coils, control motors etc. C. Pressure and delivery tests on fuel system. D. Compression, cylinder leakage , vacuum test on engine. E. Gas checks on exhaust emissions.
A. Pin out checks on offending circuits, ( if electrical )
B. Manual checks on actuators, i.e. injectors, coils, control motors etc.
C. Pressure and delivery tests on fuel system.
D. Compression, cylinder leakage , vacuum test on engine.
E. Gas checks on exhaust emissions.
You will be informed of our the result, following two hours of investigation. Step 3. In-depth investigation depending on preliminary results, if required: A. Tracing location of short or open circuit within the wiring harnesses. B. Removing items for bench testing or mechanical inspection. C. Part strip to gain access to check engine valve timing etc. D. Programming if required, of control units via dealer tooling.
You will be informed of our the result, following two hours of
investigation.
Step 3. In-depth investigation depending on preliminary results, if required:
A. Tracing location of short or open circuit within the wiring harnesses. B. Removing items for bench testing or mechanical inspection. C. Part strip to gain access to check engine valve timing etc. D. Programming if required, of control units via dealer tooling.
A. Tracing location of short or open circuit within the wiring harnesses.
B. Removing items for bench testing or mechanical inspection.
C. Part strip to gain access to check engine valve timing etc.
D. Programming if required, of control units via dealer tooling.
Our aim is your satisfaction.
In the unlike event that you are not totally satisfied with the service received, please let use know and give us the opportunity to put matter right.
Members of the
Trading Standards Scheme
Fair Garage Scheme
goodgaragescheme.com
VAT registered
A partnership established 1983
Telephone 01443 231135
Pratt's Garage, Unit 5 Cambrian Ind. Est. Coed Cae Lane, Pontyclun, CF72 9EW
The web site sets out typical work undertaken and some technical topics which may interest you.