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Home/Acura/RSX/Acura RSX I facelift (2004-2006)/Repair manual/Testing & Diagnostics/DTC P1106, P2227: BARO Sensor Circuit Range/Performance Pro…
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DTC P1106, P2227: BARO Sensor Circuit Range/Performance Problem (2002-2003 models); BARO Sensor Circuit Range/Performance Problem (2004 model) Acura RSX I facelift

Testing & Diagnostics ~166 words

Note. Information marked with an asterisk (*) applies to 2002-2003 models. Information marked with double asterisk (**) applies to 2004 model.

  1. Reset the ECM/PCM (see «ECM/PCM RESET (2002-2004 MODELS)»(ref-218783-S42639849702006021000000) ).
  2. Start the engine. Hold the engine speed at 3,000 RPM without load (in Park or neutral) until the radiator fan comes on, then let it idle.
  3. Test-drive with the A/T in D position, or the M/T in 4th gear.
  4. Accelerate for 5 seconds using wide open throttle.
  5. Check for a Temporary DTC with a scan tool or the HDS. Is Temporary DTC P1106* (P2227)** indicated? YES - Update the ECM/PCM if it does not have the latest software, or substitute a known-good ECM/PCM (see «HOW TO UPDATE THE ECM/PCM»(ref-218783-S21903648732006021000000) ), then recheck. If the symptom/indication goes away with a known-good ECM/PCM, replace the original ECM/PCM (see «ECM/PCM REPLACEMENT»(ref-218785-S00586955502006021000000) ). NO - Intermittent failure, system is OK at this time.

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