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01 02 SJC8A00K77100092627FAAT30 − − − − − − DTC P2627: DTC P2630: YES NO YES NO YES NO 11-172 PGM-FI System DTC Troubleshooting (cont’d) PCM CONNECTOR C (44P) VLBLB1 VLBLB2 PCM CONNECTOR C (44P) VLBLB1 VLBLB2 Rear A/F Sensor (Bank 1, Sensor 1) LABEL Circuit Low Voltage Front A/F Sensor (Bank 2, Sensor 1) LABEL Circuit Low Voltage NOTE: • Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general • Information marked with an asterisk ( ) applies to the front bank (Bank 2). 1. Turn the ignition switch ON (II). 2. Clear the DTC with the HDS. 3. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the 4. Check for Temporary DTCs or DTCs with the HDS. Go to step 5. Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals 5. Turn the ignition switch OFF. 6. Jump the SCS line with the HDS. 7. Disconnect PCM connector C (44P). 8. Check for continuity between PCM connector terminal C10 (C11) and body ground. Go to step 9. Go to step 17. 9. Disconnect the A/F sensor (Sensor 1) 8P connector. 10. Check for continuity between PCM connector terminal C10 (C11) and body ground. Repair short in the wire between the PCM (C10 (C11) ) and the A/F sensor (Sensor 1), then go Go to step 11. Terminal side of female terminals Terminal side of female terminals Is DT C P2627 and/ or P2630 indicated? Is ther e continuity? Is ther e continuity? |