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− − S0X4A00K77100090133FAAT00 DTC P0133: YES NO 11-122 PGM-FI System DTC Troubleshooting (cont’d) Primary HO2S (Sensor 1) Circuit Slow Response NOTE: If DTC P0131, P0132 and/or P0135 are stored at 1. Reset the PCM (see page 11-4). 2. Start the engine. Hold the engine at 3,000 rpm with no load (in Park or neutral) until the radiator fan 3. Test-drive under these conditions: • 55 mph (89 km/h) steady speed 4. Check for a Temporary DTC with the scan tool or the HDS. Replace the primary HO2S (Sensor 1). Intermittent failure, system is OK at this time. primary HO2S (Sensor 1) and the PCM. Is T empor ar y DT C P0133 indicated? 03/07/29 09:21:18 61S0X050_110_0122 Check for poor connections or loose terminals at the P0133 is set • Until a readiness code is set, or Temporary DTC |