FJ Cruiser 4WD V6-4.0L (1GR-FE) (2007)
Air/Fuel Mixture: Testing and Inspection
INSPECT CO/HC
(a)
Start the engine.
(b) Run the engine at 2,500 rpm for approximately 180 seconds.
(c)
Insert the CO/HC meter testing probe at least 40 cm (1.3 ft) into the tailpipe during idling.
(d) Immediately check the CO/HC concentration during idling and/or while running at 2,500 rpm.
HINT:
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Complete the measurement within 3 minutes.
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When carrying out the 2 mode (with the engine idling/running at 2,500 rpm) test, the measurement orders are prescribed by the
applicable local regulations.
(e)
If the CO/HC concentration does not comply with regulations, troubleshoot in the order given below.
(1) Check the heated oxygen sensor operation.