U0989 DTC For Pontiac Vibe

Pontiac Vibe Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposite Piston Engine
Engine Air Intake Process :Naturally Aspirated

Your Pontiac Vibe engine control system detects a problem, the computer stores the diagnostic trouble code U0989 in its memory. To figure out what is wrong with your vehicle you must first extract the U0989 DTC For Pontiac Vibe.

On 1999 and later U0989 Pontiac Vibe engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

U0989 Pontiac Vibe DTC Meaning

U Network Code - Problem is climate control system, lighting, airbags, etc.
0 SAE - Generic
9 Transmission
8 Crankshaft Position Sensor Circuit Performance
9 A/C System High Pressure High Temperature

If your vehicle failed a U0989 Pontiac Vibe test and the U0989 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U0989 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U0989 DTC For Pontiac Vibe: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

U0988 DTC (Previous DTC Code) ( Next DTC Code ) U0990 DTC
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The listed Pontiac models will give information about U0989 DTC.