Isuzu fault codes
6,918 codes · 5 vehicle records · 107 ECU records · 0 live-data parameters
Codes 6,918
| Code | Description | Brands | System |
|---|---|---|---|
| P1638 | Throttle briefly jammed | 28 | Powertrain |
| P1639 | Duty factor > 1s exceeded | 30 | Powertrain |
| P163A | Generator B control circuit | 17 | Powertrain |
| P1640 | Quad driver module (QDM) | 29 | Powertrain |
| P1642 | CAN link circuit | 28 | Powertrain |
| P1643 | Fault during amplifier adjustment | 30 | Powertrain |
| P1645 | Read error, RAM backup | 28 | Powertrain |
| P1646 | 5V reference #3 circuit | 26 | Powertrain |
| P1647 | Check Coding of ECUs on Powertrain Data Bus | 25 | Powertrain |
| P1648 | Wrong security code entered | 29 | Powertrain |
| P1649 | Write error, RAM backup | 28 | Powertrain |
| P164C | Fuel pump driver control module random access memory | 17 | Powertrain |
| P164D | Oil pressure switch for reduced oil pressure: malfunction; Defective | 14 | Powertrain |
| P164E | Fuel injector control module engine controls ignition relay circuit low voltage | 15 | Powertrain |
| P1650 | CAN: Device offline | 30 | Powertrain |
| P1651 | Power steering pressure switch input | 32 | Powertrain |
| P1652 | Starter motor system communication | 28 | Powertrain |
| P1653 | SMG torque implausible | 24 | Powertrain |
| P1654 | Timeout message counter | 21 | Powertrain |
| P1655 | Read error, random code, in EEPROM | 27 | Powertrain |
| P1656 | CAN link PCM/PCM circuit/network | 29 | Powertrain |
| P1657 | Engine operating information failure | 25 | Powertrain |
| P1658 | Reversing lamp relay circuit voltage low | 25 | Powertrain |
| P1659 | Reversing lamp relay circuit voltage high | 24 | Powertrain |
| P165A | Replace electronic control unit (ECU) | 15 | Powertrain |
| P165B | Grill shutter A performance/stuck | 10 | Powertrain |
| P165C | Grill Shutter 'A' Minimum/Maximum Stop Performance | 14 | Powertrain |
| P1660 | Receive error, serial interface | 29 | Powertrain |
| P1661 | incorrect EWS telegram | 26 | Powertrain |
| P1662 | Receive error, serial interface | 22 | Powertrain |
| P1663 | Storage, random code | 24 | Powertrain |
| P1664 | Write error, random code, in EEPROM | 25 | Powertrain |
| P1665 | Injection pump control module communications | 26 | Powertrain |
| P1666 | Oxygen sensor malfunction | 27 | Powertrain |
| P1667 | Engine ECU monitoring failure | 25 | Powertrain |
| P1668 | Start value not clearly recognisable | 19 | Powertrain |
| P1669 | Engine ECU monitoring failure | 18 | Powertrain |
| P166A | Fault diagnostic report, turn-off test timeout | 15 | Powertrain |
| P166B | Fault diagnostic report, level 1 and 2 power-on duration implausible | 15 | Powertrain |
| P166C | Engine speed sensor acquisition alarm | 15 | Powertrain |
| P166D | Engine control module: incorrect Installation | 16 | Powertrain |
| P166E | Input shaft 2 sensor collecting warning | 14 | Powertrain |
| P166F | Generator information not programmed | 13 | Powertrain |
| P1670 | SMG intervention implausible | 25 | Powertrain |
| P1671 | Valve for Pump - Jet: Cylinder 6 (N245): Electrical Malfunction | 25 | Powertrain |
| P1672 | Engine speed signal | 22 | Powertrain |
| P1673 | ABS lamp control circuit | 25 | Powertrain |
| P1674 | Power supply - sensor (GAP) | 22 | Powertrain |
| P1675 | Power supply - sensor (GAP) | 24 | Powertrain |
| P1676 | Drive by wire-MIL circuit electrical malfunction | 29 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.