|
|
ON-BOARD DIAGNOSTIC [L3 WITH TC] 01-02–103 01-02 DTC P0203[L3 WITH TC] id010239805800 Diagnostic procedure DTC P0203 Injector circuit/open cylinder No.3 DETECTION CONDITION • If the fuel injection verification signal is not input at 255 times continuously even though the PCM drives fuel injector No.3, the PCM determines that there is an open circuit in the fuel injector No.3 control circuit. MONITORING CONDITION — The following conditions are met: • Engine speed: 4,000 rpm or less • Battery voltage: 10.03 V or more • Fuel injection control: except during fuel cut Diagnostic support note • This is a continuous monitor (CCM). • The MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle. • FREEZE FRAME DATA is available. • DTCs are stored in the PCM memory. POSSIBLE CAUSE • Fuel injector No.3 malfunction • Connector or terminal malfunction • Open circuit between fuel injector No.3 terminal B and PCM terminal 2BH • Open circuit between fuel injector No.3 terminal A and PCM terminal 2BD • Short to power supply between fuel injector No.3 terminal A and PCM terminal 2BD • Short to ground between fuel injector No.3 terminal B and PCM terminal 2BH • Short to ground between fuel injector No.3 terminal A and PCM terminal 2BD • PCM malfunction STEP INSPECTION ACTION 1 VERIFY FREEZE FRAME DATA HAS BEEN • Has the FREEZE FRAME DATA been recorded? Yes Go to the next step. No Record the FREEZE FRAME DATA on the repair order, 2 VERIFY RELATED REPAIR INFORMATION • Verify related Service Bulletins and/or on-line repair information availability. • Is any related repair information available? Yes Perform the repair or diagnosis according to the available • If the vehicle is not repaired, go to the next step. No Go to the next step. B A PCM 9 6 8 3 8 2BD 9 4 FUEL INJECTOR NO.3 2BH 3 5 4 7 FUEL INJECTOR NO.3 WIRING HARNESS-SIDE CONNECTOR A B PCM WIRING HARNESS-SIDE CONNECTOR 2BE 2BA 2AW 2AS 2AO 2AK 2AG 2AC 2Y 2U 2Q 2M 2E 2A 2I 2BH 2BD 2AZ 2AV 2AR 2AN 2AJ 2AF 2AB 2X 2T 2P 2H 2D 2L 2BG 2BC 2AY 2AU 2AQ 2AM 2AI 2AE 2AA 2W 2S 2O 2G 2C 2K 2BF 2BB 2AX 2AT 2AP 2AL 2AH 2AD 2Z 2V 2R 2N 2F 2B 2J 1871-1U-06B(01-02).fm 103 ページ 2006年3月15日 水曜日 午前10時32分 |