You may not know that your Jaguar’s onboard computer is constantly monitoring its performance and storing valuable diagnostic information, just waiting to be accessed. With the right tools and knowledge, you can tap into this data and uncover the root cause of that pesky “check engine” light. But did you know that Jaguar-specific OBD-II codes require specialized diagnosis, going beyond the generic codes that can be resolved with a simple code reader?
As you examine the world of Jaguar OBD-II codes, you’ll discover how to identify and fix issues that might be hiding beneath the surface of your vehicle’s performance, and delve into the world of Jaguar OBD-II codes.
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Jaguar Specific OBD-II Codes
When diagnosing issues with your Jaguar, it’s essential to understand that not all OBD-II codes are created equal.
Jaguar-specific codes, starting with P1, require diagnosis by certified Jaguar specialists who’ve access to advanced diagnostic equipment. These codes are unique to Jaguar and may not be correct for all cars.
In contrast, codes starting with P0, P2, P34, B0, C0, U0, or U3 are generic and apply to all manufacturers.
It’s vital to consult Jaguar’s own documentation for accurate information on specific codes and meanings, as other sites may have incorrect codes and causes.
You can find Jaguar-specific codes listed in downloadable documents available at www.jagrepair.com, which provides correct codes and meanings for various Jaguar models.
Troubleshooting Common Issues
Many common issues in your Jaguar can be resolved by troubleshooting with generic OBD-II codes, saving you the need for specialized diagnosis.
You can quickly identify and fix problems like faulty oxygen sensors, loose gas caps, or malfunctioning engine components. By using a code reader, you can access Jaguar OBD-II trouble codes, which provide valuable insights into your vehicle’s issues.
This allows you to take prompt action, preventing further damage and ensuring your safety on the road. However, for less common codes, it’s essential to consult a certified Jaguar specialist who’s access to advanced diagnostic equipment and the latest Jaguar standards.
OBD-II Code Explanations
Now that you’ve accessed your Jaguar’s OBD-II trouble codes, it’s time to decipher their meanings.
These codes provide valuable information about what’s going on under the hood of your vehicle.
For instance, the P000E-00 code indicates a generic engine system fault, requiring further diagnosis.
The P0173 code points to reduced engine performance and increased RPMs, possibly caused by a faulty mass airflow sensor or clogged air filter.
In the same way, codes P2103 and P2105 suggest hesitation and reduced engine performance, which may be due to a faulty throttle body or throttle position sensor.
Understanding these Jaguar OBD-II trouble codes enables you to identify the root cause of the issue and take corrective action.
Most Common Jaguar OBD-II Trouble Codes
| Code | Description |
|---|---|
| P1000 | System readiness test not complete |
| P1001 | Engine running system self-test not complete |
| P1215 | Accelerator pedal position (APP) sensor 2 – signal voltage low |
| P1216 | Accelerator pedal position (APP) sensor 2 – signal voltage high |
| P1224 | Throttle control position – malfunction |
| P1229 | Throttle motor – circuit malfunction |
| P1233 | Fuel pump (FP) – circuit malfunction |
| P1234 | Fuel pump (FP) control module – control module disabled or off line |
| P1236 | Fuel pump (FP) not responding to ECM commands |
| P1240 | Sensor power supply – circuit malfunction |
| P1241 | Sensor power supply – low input |
| P1242 | Sensor power supply – high input |
| P1243 | Sensor ground circuit – malfunction |
| P1244 | Alternator – charge circuit high |
| P1245 | Engine cranking signal – voltage low |
| P1246 | Engine cranking signal – voltage high |
| P1250 | Throttle valve return spring – malfunction |
| P1251 | Throttle motor relay – malfunction |
| P1254 | Throttle limp-home spring – malfunction |
| P1260 | Vehicle immobilized Invalid ignition key, immobilizer system fault |
| P1313 | Misfire/catalyst damage – bank 1 Engine mechanical fault |
| P1314 | Misfire/catalyst damage – bank 2 Engine mechanical fault |
| P1316 | Misfire |
| P1338 | Fuel pump (FP) -feedback circuit malfunction |
| P1339 | Fuel pump (FP) 2 – circuit malfunction |
| P1340 | Camshaft position (CMP) sensor 2, bank 2 – circuit malfunction |
| P1341 | Camshaft position (CMP) sensor 2, bank 2 – circuit range/performance |
| P1344 | Accelerator pedal position (APP) sensor 1/2- range/performance problem |
| P1367 | Ignition amplifier, bank 1 – malfunction |
| P1368 | Ignition amplifier, bank 2 – malfunction |
| P1384 | Camshaft position (CMP) actuator, bank 1 – malfunction |
| P1396 | Camshaft position (CMP) actuator, bank 2 – malfunction |
| P1410 | Intake air flap control actuator – circuit malfunction |
| P1474 | Intercooler coolant pump relay – malfunction |
| P1516 | Park/neutral position (PNP) switch, gear change neutral/drive – malfunction |
| P1517 | Park/neutral position (PNP) switch, cranking – malfunction |
| P1532 | Intake manifold air control solenoid 2 (lower flap) – circuit malfunction |
| P1549 | Intake manifold air control solenoid 1 (upper flap)- circuit malfunction |
| P1571 | Brake pedal position (BPP) switch – circuit malfunction |
| P1573 | CAN data bus, throttle position (TP) – message error |
| P1582 | Engine control module (ECM) – data stored |
| P1601 | Incorrect ECMITCM fitted to vehicle |
| P1603 | Transmission control module (TCM) – EEPROM malfunction |
| P1606 | Engine control (EC) relay – malfunction |
| P1609 | Engine control module (ECM) – microprocessor fault |
| P1611 | Engine control module (ECM) – central processor malfunction |
| P1648 | Engine control module (ECM) – self-test malfunction |
| P1656 | ECM/TP sensor amplifier – circuit malfunction |
| P1657 | Throttle motor relay, coil circuit ON – malfunction |
| P1658 | Throttle motor relay – malfunction |
| P1672 | Engine control module (ECM) – suspension control module – CAN data bus malfunction |
| P1696 | Controller area network (CAN) data bus- communication malfunction |
| P1697 | Cruise control switch – circuit malfunction |
| P1699 | CAN data bus, ECM to A/C control module – network malfunction |
| P1710 | Transmission control valve solenoids -ground circuit malfunction |
| P1745 | Transmission low clutch timing solenoid – circuit malfunction |
| P1746 | Transmission timing reduction solenoid – circuit malfunction |
