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ON-BOARD DIAGNOSTIC [ENGINE CONTROL SYSTEM (FS)] 01–02B–52 End Of Sie DTC P0131 [FS] A3U010201084W21 7 VERIFY TROUBLESHOOTING OF DTC P0126 • Start engine and turn off E/L and A/C. • Access DIAGNOSIS MONITORING TEST • Drive vehicle from 40—100 km/h {25—62 Note • This test requires actual driving. Chassis • During test drive, constant speed should be • Test period depends on ECT at engine start. °°°° C {14 °°°° F}, monitoring period is 38 minuites and if ECT is 30 °°°° C {86 °°°° F}, monitoring period is 8 minuites) • Verify TEST #10:32:00 value. • Is value above minimum value? Yes Go to step 9. No Replace PCM, then go to step 9. 8 VERIFY TROUBLESHOOTING OF DTC P0128 • Start engine and turn off E/L and A/C. • Access DIAGNOSIS MONITORING TEST • Drive vehicle from 40—100 km/h {25—62 Note • This test requires actual driving. Chassis • During test drive, constant speed should be • Verify TEST #10:31:00 or #10:30:00 value. • Is value below maximum value? Yes Go to next step. No Replace PCM, then go to next step. 9 VERIFY AFTER REPAIR PROCEDURE • Perform “After Repair Procedure”. • Is there any DTC present? Yes Go to applicable DTC inspection. (See 01–02B–15 DTC TABLE [FS].) No Troubleshooting completed. STEP INSPECTION ACTION DTC P0131 HO2S (front) no inversion (low voltage stuck) DETECTION CONDITION • PCM monitors input voltage from HO2S (front) when the following monitoring conditions are met. If input MONITORING CONDITIONS — Engine speed is above 1,500 rpm. °°°° C {158 °°°° F}. Diagnostic support note • This is a continuous monitor (CCM). • MIL illuminates if PCM detects the above malfunction condition in two consecutive drive cycles. • PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle. • FREEZE FRAME DATA is available. • DTC is stored in PCM memory. 1712-1U-01G(01-02B).fm 52 ページ 2001年6月29日 金曜日 午後3時24分 |