PowertrainP0204
CautionSeverity: Caution - get it checked when you can
Injector Circuit - Cylinder 4
Key terms: Control module: a small computer that runs one part of the car · SAE J2012: the standard generic code list · Powertrain: engine, transmission and emissions
1What it means in plain English
The engine computer cannot drive the fuel injector for cylinder 4 properly, so that cylinder may not get enough fuel.
2Common causes
- Faulty fuel injector
- Damaged injector wiring or connector
- Blown injector fuse
- Corroded connector pins
- Engine control module fault
3Can I drive?
Caution · drive with care
The engine may misfire or run rough. Drive gently to a workshop; if the check-engine light is flashing, stop and have the car towed.
This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.
4Brand data 44
| Brand | Code | Description | System |
|---|---|---|---|
| Ashok Leyland CV | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| BAIC Motor | P0204 | Injector D diagnostic Brand | Powertrain |
| Mercedes-Benz | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| BMW | P0204 | Open circuit Brand | Powertrain |
| BYD | P0204 | Injector D diagnostic Brand | Powertrain |
| Chery | P0204 | Cylinder 4 Brand | Powertrain |
| Chrysler | P0204 | Fuel injector 4 circuit short to ground Brand | Powertrain |
| Daewoo | P0204 | Injector 4 control circuit Brand | Powertrain |
| Daihatsu | P0204 | EDU abnormal #4 Brand | Powertrain |
| DFFS | P0204 | Injector 4 control fault Brand | Powertrain |
| DFFX | P0204 | Injector circuit-cylinder 4 Brand | Powertrain |
| DFXK | P0204 | Injector Circuit/Open Cylinder 4 Brand | Powertrain |
| EOBD | P0204 | Cilj 4, injektor 'A', vezje Brand | Powertrain |
| Ford | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Geely | P0204 | Cylinder 4 Injector Fault Brand | Powertrain |
| GM | P0204 | Injector 4 control circuit Brand | Powertrain |
| Great Wall | P0204 | Injector D fault Brand | Powertrain |
| Hafei | P0204 | Injector circuit-cylinder 4 Brand | Powertrain |
| Holden | P0204 | Cylinder 4 Injector Control Circuit Brand | Powertrain |
| Honda | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Hyundai | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Isuzu | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Land Rover | P0204 | Injector circuit fault Brand | Powertrain |
| Mahindra | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Maserati | P0204 | Fuel injector 4 circuit open Brand | Powertrain |
| Mazda | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Mitsubishi | P0204 | No.4 injector system Brand | Powertrain |
| Nissan | P0204 | Injector circuit Brand | Powertrain |
| Opel | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Perodua | P0204 | EDU abnormal #4 Brand | Powertrain |
| Peugeot | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Porsche | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Proton | P0204 | No.4 injector system Brand | Powertrain |
| Renault | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Saab | P0204 | Injector 4 Control Circuit Brand | Powertrain |
| MG (SAIC) | P0204 | Cylinder 4- Injector Circuit Brand | Powertrain |
| Smart | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Sprinter | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Subaru | P0204 | Injector Circuit - Cylinder 4 SAE | Powertrain |
| Suzuki | P0204 | Injector Circuit / Open – Cylinder 2 Brand | Powertrain |
| SWM Motor | P0204 | Cylinder 4 injector control circuit open Brand | Powertrain |
| Tata | P0204 | Fuel Injector 3 Fault Brand | Powertrain |
| Toyota | P0204 | Cylinder 4 fuel injector circuit open Brand | Powertrain |
| Volkswagen | P0204 | Injector: cylinder 4 (N33): circuit malfunction Brand | Powertrain |
Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.
5Extended variant codes 12
These 7-character codes are manufacturer-specific variants of P0204 and may be reported by some scan tools.
| Brand | Code | Description | System |
|---|---|---|---|
| Mercedes-Benz | P020400 | Der Kraftstoffinjektor (Zylinder 4) hat einen elektrischen Fehler oder Unterbrechung. Brand | Powertrain |
| Hyundai | P020400 | No description available | Powertrain |
| SsangYong | P020400 | Cylinder injector 4 circuit error Brand | Powertrain |
| Mercedes-Benz | P020401 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. There is a general electrical fault. Brand | Powertrain |
| Sprinter | P020401 | Der Kraftstoffinjektor (Zylinder 4) hat einen elektrischen Fehler oder Unterbrechung. Es liegt ein allgemeiner elektrischer Fehler vor. Brand | Powertrain |
| Mercedes-Benz | P020411 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. There is a short circuit to ground. Brand | Powertrain |
| Mercedes-Benz | P020413 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. There is an open circuit. Brand | Powertrain |
| Sprinter | P020413 | Der Kraftstoffinjektor (Zylinder 4) hat einen elektrischen Fehler oder Unterbrechung. Es liegt eine Unterbrechung vor. Brand | Powertrain |
| Mercedes-Benz | P020419 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. The limit value for current has been exceeded. Brand | Powertrain |
| Mercedes-Benz | P02041F | The fuel injector (cylinder 4) has an electrical fault or an open circuit. There is a sporadic fault. Brand | Powertrain |
| Mercedes-Benz | P020449 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. There is an internal electrical fault. Brand | Powertrain |
| Mercedes-Benz | P020492 | The fuel injector (cylinder 4) has an electrical fault or an open circuit. The function or the instruction is faulty. Brand | Powertrain |
6Related codes
Browse Pxxx codes or P020xx codes.