17 Isuzu diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.
| Code | System | Symptom | Fix |
|---|---|---|---|
| 100.3 / 100.4 | — | Oil Pressure Sensor | Unlock |
| 110.0 / 110.3 | — | Overheat / Temp Sensor | Unlock |
| 1347-0 | Fuel (Common Rail) | Severe Power Loss. | Unlock |
| 636.2 | — | Crank/Cam Sensor | Unlock |
| P0088 | Fuel System | Engine Limp Mode / Surging | Unlock |
| P0088 | Fuel System | Loud Diesel Knock / Rail Pressure Alarm | Unlock |
| P0200 | Electrical / Fuel | Dead Stumble / Engine Cuts Off Over Bumps | Unlock |
| P0201 - P0206 | Fuel System | Engine Misfire / Rough Idle | Unlock |
| P0400 | Emissions / EGR | Check Engine Light / Hesitation | Unlock |
| P0401 | Emissions / EGR | Engine Pinging / Hesitation at Low RPM | Unlock |
| P0402 | Emissions | Excessive black smoke; Poor fuel economy. | Unlock |
| P0404 | EGR System | Lack of Power / Black Smoke | Unlock |
| P1095 | Fuel System | Sudden Engine Shutdown | Unlock |
| P1237 | Fuel System | White Smoke / Misfire Cylinder 1 | Unlock |
| P1271 | Throttle | Accelerator Fault. Engine stays at idle; no throttle response. | Unlock |
| P1421 | Emissions / DPF | Frequent Regens / DPF Face Loading | Unlock |
| P2453 | Aftertreatment | Forced Idle / DPF Warning | Unlock |
AM Fleet Integrity gives you QR-code operator reporting, preventive maintenance scheduling, and predictive alerts in one place. Start your 14-day free trial — no credit card required.
Start your free trial