P0021

Check engine light illuminatedEngine may exhibit rough idle+4

how to fix the P0021 code on my Toyota Highlander Fourth Generation (2020-present)

Check engine light illuminatedEngine runs roughly at idle+4

The P0021 code on a 2020-present Toyota Highlander indicates a problem with the Variable Valve Timing (VVT) system, specifically related to the exhaust camshaft timing for bank 1.

how to fix P0021 code in my Toyota Highlander Fourth Generation (2020-present)

Check engine light illuminatedRough idle or engine hesitation+3

The P0021 code indicates a problem with the Variable Valve Timing (VVT) system on your Toyota Highlander (Fourth Generation, 2020-present), specifically relating to the timing of the camshaft.

how to fix P0021 code in Toyota Highlander XU70 (2020-Present)

Check engine light illuminatedEngine performance issues (loss of power or hesitation)+3

The P0021 code in a 2020-present Toyota Highlander XU70 indicates a problem with the Variable Valve Timing (VVT) system, specifically that the timing of the intake camshaft is over-advanced.

how to fix P0021 code in Toyota Highlander XU70 (2020-Present)

Check engine light illuminatedRough idle or stalling+3

The P0021 code in a 2020-present Toyota Highlander XU70 indicates an issue with the Variable Valve Timing (VVT) system, specifically related to the timing of the intake camshaft. This may cause performance issues and reduce engine efficiency.