B3489 Isuzu Rodeo OBD Code

OBD/2 B3489 error code description and symptoms.

Variable Cam Timing Over-advanced (Bank 1) The comprehensive component monitor (CCM) monitors the VCT position for an over-advanced camshaft timing.
The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position. Cam timing improperly set No oil flow to the VCT piston chamber Low oil pressure VCT solenoid valve stuck closed Camshaft advance mechanism binding (VCT unit) B3489 DTC is a check of the VCT unit.

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

B3489 Isuzu Rodeo Error Code Repair Process :

If your throttle control unit throttle position malfunction check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B3489 and engine control unit are in charge of monitoring a bunch of different throttle control unit throttle position malfunction, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Isuzu Rodeo B3489 OBD2 Code

A common cause of code B3489 is the failure of Throttle Control Unit Throttle Position Malfunction, but there are several other possible causes as well, such as ;

Camshaft advance mechanism binding (VCT unit)
Faulty Air fuel ratio (A/F) Sensor 1 Bank 1
Foreign matter caught in fuel filler cap
Variable Camshaft Timing (VCT) position circuit is open or shorted

B3489 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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B3489 Isuzu Rodeo OBD Code

B3489 Isuzu Rodeo Error Code Repair Process :

Common Causes of Isuzu Rodeo B3489 OBD2 Code

B3489 code for other Isuzu cars