Je me penche de plus en plus sur le fonctionnement du Nanocom.
J'en ai utilisé un récemment sur mon Def TD5, et ma commande est désormais faite !

Je compile un peu de doc par-ci par-là, les adresses principales étant (entre autres, surement) :
Celle du site officiel (lieu de mon achat) : https://www.nanocom-diagnostics.com/
Celle qui compile des docs et leurs traductions : http://cdbl.free.fr/Nanocom/ (Merci aux contributeurs).
Un détail m'a tapé dans l’œil en lisant ce document : http://cdbl.free.fr/Nanocom/V1-V2/Manue ... _V2_05.pdf
Je cite un paragraphe sur les défauts :
Soit, je comprends que Nanocom ne communique pas trop sur ça, et effectivement, je n'ai pas trouvé la liste en question en farfouillant sur le Net.FONCTIONS ERREURS
L'ECU du TD5 dispose des fonctions LIRE ERREURS et EFFACE ERREURS pour lire et effacer les codes erreur.
Nous ne donnons aucune explication ou suggestion sur les codes erreurs, afin de ne pas donner de mauvaise information à l'utilisateur, nous pensons que les codes erreurs doivent êtres interprétés sur la voiture dont ils ont été lus
Finalement, c'est le chat Mistral (IA française ! https://chat.mistral.ai/chat), qui a fait le tour de la question pour moi.
Je vous livre donc cette liste, en anglais. La version traduite n'est pas très réussie, je trouve.
L'intérêt ? Je sais pas trop, je découvre. Mais cela donne une idée assez exhaustive du champ de couverture du Nanocom pour la partie "Défauts".
A+
Liste des défauts :
1-5 : Turbocharger wastegate short circuit (current)
1-6 : EGR inlet throttle short circuit (current)
1-7 : EGR vacuum modulator short circuit (current)
2-1 : Inlet air temperature circuit (logged)
2-2 : Fuel temperature circuit (logged)
2-3 : Coolant temperature circuit (logged)
2-4 : Battery volts (logged)
2-5 : Reference voltage (logged)
2-6 : Ambient air temperature circuit (logged)
2-7 : Driver demand supply problem (logged)
2-8 : Ambient pressure circuit (logged)
3-5 : Driver demand problem 1 (current)
3-6 : Driver demand problem 2 (current)
3-7 : Air flow circuit (current)
4-1 : Inlet air temperature circuit (current)
4-3 : Coolant temperature circuit (current)
4-4 : Battery volts (current)
4-5 : Reference voltage (current)
4-7 : Driver demand supply problem (current)
5-5 : Driver demand problem 1 (current)
5-6 : Driver demand problem 2 (current)
5-7 : Air flow circuit (current)
6-1 : Inlet air temperature circuit (current)
6-3 : Coolant temperature circuit (current)
6-4 : Battery voltage problem (current)
6-5 : Reference voltage (current)
6-7 : Driver demand supply problem (current)
7-1 : Cruise lamp drive over temperature (logged)
7-2 : Fuel used output drive over temperature (logged)
7-3 : Radiator fan drive over temperature (logged)
7-4 : Active engine mounting over temperature (logged)
7-5 : Turbocharger wastegate short circuit (logged)
7-6 : EGR inlet throttle short circuit (logged)
7-7 : EGR vacuum modulator short circuit (logged)
8-1 : Air conditioning fan drive over temperature (logged)
8-2 : Fuel pump drive over temperature (logged)
8-3 : Tachometer drive over temperature (logged)
8-4 : Gearbox/ABS drive over temperature (logged)
8-5 : Air conditioning clutch over temperature (logged)
8-6 : MIL lamp drive over temperature (logged)
8-7 : Glow plug relay drive over temperature (logged)
9-1 : Fuel used output drive open load (logged)
9-2 : Cruise lamp drive open load (logged)
9-3 : Radiator fan drive open load (logged)
9-4 : Active engine mounting open load (logged)
9-5 : Turbocharger wastegate open load (logged)
9-6 : EGR inlet throttle open load (logged)
9-7 : EGR vacuum modulator open load (logged)
10-1 : Air conditioning fan drive open load (logged)
10-2 : Fuel pump drive open load (logged)
10-3 : Tachometer open load (logged)
10-4 : Gearbox/ABS drive open load (logged)
10-5 : Air conditioning clutch open load (logged)
10-6 : MIL lamp drive open load (logged)
10-7 : Glow plug lamp drive open load (logged)
10-8 : Glow plug relay drive open load (logged)
12-1 : Air conditioning fan drive open load (current)
12-2 : Fuel pump drive open load (current)
12-3 : Tachometer open load (current)
12-4 : Gearbox/ABS drive open load (current)
12-5 : Air conditioning clutch open load (current)
12-6 : MIL lamp drive open load (current)
12-7 : Glow plug relay drive open load (current)
13-1 : Cruise control lamp drive over temperature (current)
13-2 : Fuel used output drive over temperature (current)
13-3 : Radiator fan drive over temperature (current)
13-4 : Active engine mounting over temperature (current)
13-5 : Turbocharger wastegate short circuit (current)
13-6 : EGR inlet throttle short circuit (current)
13-7 : EGR vacuum modulator short circuit (current)
14-1 : Air conditioning fan drive open load (current)
14-2 : Fuel pump drive open load (current)
14-3 : Tachometer open load (current)
14-4 : Gearbox/ABS drive open load (current)
14-5 : Air conditioning clutch open load (current)
14-6 : MIL lamp drive open load (current)
14-7 : Glow plug relay drive open load (current)
15-2 : High speed crank (logged)
17-3 : High speed crank (current)
19-2 : CAN rx/tx error (logged)
19-3 : CAN tx/rx error (logged)
19-7 : Noisy crank signal has been detected (logged)
20-1 : Turbocharger under boosting (logged)
20-2 : Turbocharger over boosting (logged)
20-4 : EGR valve stuck open (logged)
20-5 : EGR valve stuck closed (logged)
21-6 : Problem detected with driver demand (logged)
21-7 : Inconsistencies found with driver demand (logged)
22-1 : Road speed missing (logged)
22-3 : Vehicle acceleration outside bounds of cruise control (logged)
22-7 : Cruise control resume stuck closed (logged)
23-1 : Excessive CAN bus off (current)
23-2 : CAN rx/tx error (current)
23-3 : CAN tx/rx error (current)
23-4 : Unable to detect remote CAN mode (current)
23-5 : Under boost has occurred on this trip (current)
23-6 : Noisy crank signal has been detected (current)
24-1 : Turbocharger under boosting (current)
24-2 : Turbocharger over boosting (current)
24-3 : Over boost has occurred this trip (current)
24-4 : EGR valve stuck open (current)
24-5 : EGR valve stuck closed (current)
24-7 : Problem detected with auto gear box (current)
25-6 : Problem detected with drive demand (current)
25-7 : Inconsistencies found with driver demand (current)
26-1 : Road speed missing (current)
26-2 : Cruise control system problem (current)
26-3 : Vehicle acceleration outside bounds for cruise control (current)
26-7 : Cruise control resume stuck closed (current)
27-1 : Injector 1 peak charge long (logged)
27-2 : Injector 2 peak charge long (logged)
27-3 : Injector 3 peak charge long (logged)
27-4 : Injector 4 peak charge long (logged)
27-5 : Injector 5 peak charge long (logged)
27-6 : Injector 6 peak charge long (logged)
27-7 : Topside switch failed post injection (logged)
28-1 : Injector 1 peak charge short (logged)
28-2 : Injector 2 peak charge short (logged)
28-3 : Injector 3 peak charge short (logged)
28-4 : Injector 4 peak charge short (logged)
28-5 : Injector 5 peak charge short (logged)
28-6 : Injector 6 peak charge short (logged)
28-7 : Topside switch failed pre injection (logged)
29-1 : Injector 1 peak charge long (current)
29-2 : Injector 2 peak charge long (current)
29-3 : Injector 3 peak charge long (current)
29-4 : Injector 4 peak charge long (current)
29-5 : Injector 5 peak charge long (current)
29-6 : Injector 6 peak charge long (current)
29-7 : Topside switch failed post injection (current)
30-1 : Injector 1 peak charge short (current)
30-2 : Injector 2 peak charge short (current)
30-3 : Injector 3 peak charge short (current)
30-4 : Injector 4 peak charge short (current)
30-5 : Injector 5 peak charge short (current)
30-6 : Injector 6 peak charge short (current)
30-7 : Topside switch failed pre injection (current)
31-1 : Injector 1 open circuit (logged)
31-2 : Injector 2 open circuit (logged)
31-3 : Injector 3 open circuit (logged)
31-4 : Injector 4 open circuit (logged)
31-5 : Injector 5 open circuit (logged)
31-6 : Injector 6 open circuit (logged)
32-1 : Injector 1 short circuit (logged)
32-2 : Injector 2 short circuit (logged)
32-3 : Injector 3 short circuit (logged)
32-4 : Injector 4 short circuit (logged)
32-5 : Injector 5 short circuit (logged)
32-6 : Injector 6 short circuit (logged)
33-1 : Injector 1 open circuit (current)
33-2 : Injector 2 open circuit (current)
33-3 : Injector 3 open circuit (current)
33-4 : Injector 4 open circuit (current)
33-5 : Injector 5 open circuit (current)
33-6 : Injector 6 open circuit (current)
34-1 : Injector 1 short circuit (current)
34-2 : Injector 2 short circuit (current)
34-3 : Injector 3 short circuit (current)
34-4 : Injector 4 short circuit (current)
34-5 : Injector 5 short circuit (current)
34-6 : Injector 6 short circuit (current)
35-1 : Injector 1 partial short circuit (logged)
35-2 : Injector 2 partial short circuit (logged)
35-3 : Injector 3 partial short circuit (logged)
35-4 : Injector 4 partial short circuit (logged)
35-5 : Injector 5 partial short circuit (logged)
35-6 : Injector 6 partial short circuit (logged)