Honda Accord

P0021

The vehicle is experiencing a P0021 code, indicating a camshaft position timing issue in a Honda Accord (Eleventh Generation, 2023-present). This code typically signals a discrepancy between the camshaft position and the crankshaft position.

3 SolutionsP-CodePowertrain

Error Code Type

Powertrain

Components

1 affected

Engine

Symptoms

10 common

•Check engine light illuminated
•Rough engine idle
•Reduced engine power or performance
+7 more

Most Affected Generations

3 generations

CR/CU

CP/CS

11G

Top Affected Components

1 component

Engine

Severity Levels

1 level

high

Quick Facts

Total Solutions

Affected Components

Common Symptoms

Generations

All Solutions

Showing 3 of 3 solutions for error code P0021 across all generations.

how to fix P0021 camshaft position timing issue in Honda Accord Eleventh Generation (2023-present)

Engine

Check engine light illuminatedRough engine idle+3

P0021•CR/CU

View →

how to fix P0021 code in Honda Accord 8th Generation (2008-2012)

Engine

The P0021 code indicates a malfunction in the Variable Valve Timing (VVT) system, specifically related to the "A" camshaft timing in a Honda Accord 8th Generation (2008-2012). This can lead to performance issues and increased emissions.

Check engine light illuminatedRough idle or stalling+4

P0021•CP/CS

View →

how to fix P0021 code in Honda Accord 8th Generation (2008-2012)

Engine

The P0021 code on a 2008-2012 Honda Accord indicates a problem with the Variable Valve Timing (VVT) system, specifically relating to the intake camshaft timing being over-advanced.

Check engine light illuminatedRough idle or engine stalling+3

P0021•11G

View →