The Lemon Index

Check engine light · Engine codes

P00C6: Fuel Rail Pressure Too Low - Engine Cranking.

Powertrain · GenericP00C6
Fix soon
What it means

Fuel pressure is too low while the engine is cranking, so it may be slow or unable to start.

How serious

Fix soon. Book a shop visit this week. Stop driving if the car slips, shakes, overheats or warns you.

Where a shop starts

Weak fuel pump. Then: faulty high-pressure pump; leaking fuel system.

Owners named P00C6 in 20 complaints to the U.S. government, most often on the Chevrolet Equinox.

Cars owners report it on

Complaints that name P00C6, by model. Raw counts, not a failure rate: popular models get more complaints.

Years owners report it on most: 2023 Chevrolet Equinox

The details

What P00C6 means

Fuel pressure is too low while the engine is cranking, so it may be slow or unable to start.

Can I drive with P00C6?

Fix soon. Book a shop visit this week. Stop driving if the car slips, shakes, overheats or warns you.

50% of the owner complaints that name P00C6 also say the car loses power or goes into limp mode. A complaint can describe more than one problem, so this doesn't prove the code caused it.

Common causes of P00C6
  • Weak fuel pump
  • Faulty high-pressure pump
  • Leaking fuel system

A shop should confirm the cause with a scan and tests before replacing parts.

What owners describe
  • Loses power or goes into limp mode: 50% of complaints
  • Stalls or shuts off: 40% of complaints
  • Won't start or hard to start: 25% of complaints
  • Rattles or knocks: 15% of complaints

Share of complaints naming the code whose text also mentions each problem.

Model years that report P00C6 most

2023 Chevrolet Equinox (2).

Related codes

P0091 P0090 P008A P0089 P0088 P0087 P0068 P0037

Quick answers

What does P00C6 mean?

Fuel Rail Pressure Too Low - Engine Cranking. Fuel pressure is too low while the engine is cranking, so it may be slow or unable to start.

Can I drive with P00C6?

Fix soon. Book a shop visit this week. Stop driving if the car slips, shakes, overheats or warns you.

What causes P00C6?

Weak fuel pump; Faulty high-pressure pump; Leaking fuel system.

Counts: NHTSA owner complaints whose text names P00C6. A complaint is an owner's report, not a diagnosis. Meanings: the standard SAE J2012 definitions in our own words; manufacturer codes only where verified for that make. General information, not repair advice for your car.

Updated · Free to use with credit: Source: The Lemon Index (lemonindex.com). Get the data

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