P2A13 code meaning
Injection Pump Fuel Metering Control C Range/Performance (Cam/Rotor/Injector)
Powertrain system Generic code P2Axx codes Check engine light
What P2A13 means
P2A13 flags metering element C of a diesel injection system as implausible: its circuit is electrically intact, yet the quantity or pressure it is supposed to produce does not follow the engine control module's command. The letter C stands for a third element – a further metering valve, a cam-driven pump plunger or a unit injector with its own solenoid. No manufacturer publishes P2A13. Volvo and Mack list this fault type for elements B, D and F on their 11 and 13 litre truck engines of the US17 emissions level, where it traced back to the rail pressure system or a slipping cam lobe. For C, the heavy-duty rule 13 CCR 1971.1 on injection quantity and pressure control is the basis. P2A14 and P2A15 cover low and high electrical readings. Output is usually derated.
P2A13 at a glance
- Check engine lightYes, usually on
- Emissions testCan fail
- Limp modePossible
- Repair difficultyHard
- Typical labor1 to 8 hours
- Clears after repairAfter a drive cycle
Symptoms of P2A13
- Check engine light on
- Lack of power, especially under load
- Engine power derated by the control module
Common causes of P2A13
- Most likelyFault in the high-pressure system (leak, relief valve, low-pressure supply) that the element cannot compensate
- PossibleWorn or sticking metering element C (valve, plunger or cam lobe)
- Less likelyOutdated engine control software or calibration
Check the most likely causes first. Replacing parts by guesswork is the most expensive way to clear a code.
Parts involved
Injection pump metering cInjection pumpWiring harness
What each part of P2A13 means
| P | Powertrain system: engine, fuel system, ignition, emissions and transmission. |
| 2 | Generic code (second SAE range): it means the same on every make. |
| A | Area: hybrid propulsion. |
| 13 | The exact fault in that area. |
What to do next
- Note P2A13 and any other codes stored with it: several codes together often point to one cause.
- Check for loose connectors and damaged wiring around the parts the code names.
- Check open recalls for your car: some faults are fixed for free by the dealer. Enter your VIN.
- Clear the code only after the repair. If it comes back, the fault is still there.
Buying a used car? Scan it for stored codes before you pay. A recently cleared memory can hide a problem.
Questions about P2A13
What does P2A13 mean?
P2A13 means "Injection Pump Fuel Metering Control C Range/Performance (Cam/Rotor/Injector)". P2A13 flags metering element C of a diesel injection system as implausible: its circuit is electrically intact, yet the quantity or pressure it is supposed to produce does not follow the engine control module's command. It is a generic code, so it means the same on every make.
Is it safe to drive with P2A13?
Drive gently and only to a workshop. With P2A13 the car can go into limp mode (reduced power) to protect itself.
Will P2A13 fail an emissions test?
Yes, it can. P2A13 is emissions-related, so most inspection programs fail a car while it is stored or while the check engine light is on.
How hard is P2A13 to fix?
Difficulty: hard. A typical repair takes 1 to 8 hours of work. This is a job for a workshop.
Will P2A13 clear itself after the repair?
After the repair the car has to complete a drive cycle (a mix of city and highway driving) before the test runs again. Until then the readiness monitor shows "not ready", which can fail an inspection.