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ON-BOARD DIAGNOSTIC [ENGINE CONTROL SYSTEM (ZM)] 01–02A–82 5 INSPECT FUEL TANK PRESSURE SENSOR • Disconnect X-13 connector. • Check for continuity between X-13 male • Is there continuity? Yes Check for open circuit between following terminals: • X-13 female terminal E and FTP sensor terminal A Repair or replace suspected harness, then go to Step 12. No Check for open circuit between following terminals: • PCM terminal 91 (harness-side) and X-13 male terminal Repair or replace suspected harness, then go to Step 12. 6 CHECK 6-PIN INTERMEDIATE CONNECTOR • Disconnect X-13 connector. • Check for poor connection (damaged/pulled- • Is there malfunction? Yes Repair or replace suspected terminal, then go to Step 12. No Go to next step. 7 INSPECT FUEL TANK PRESSURE SIGNAL • Check for continuity between X-13 female • Is there continuity? Yes Repair or replace suspected harness, then go to Step 12. No Go to next step. 8 INSPECT FUEL TANK PRESSURE SIGNAL • Check for continuity between fuel tank • Is there continuity? Yes Go to next step. No Repair or replace suspected harness, then go to Step 12. 9 INSPECT PCM CONNECTOR FOR POOR • Disconnect PCM connector. • Check for poor connection at terminals 62, 90 • Is there malfunction? Yes Repair terminal, then go to Step 12. No Go to next step. 10 INSPECT FUEL TANK PRESSURE SIGNAL • Check for continuity between X-13 terminals A • Is there continuity? Yes Repair or replace suspected harness, then go to Step 12. No Go to next step. 11 INSPECT FUEL TANK PRESSURE SIGNAL • Connect breakout box with PCM disconnected. • Check for continuity between X-13 male • Is there continuity? Yes Go to next step. No Repair or replace suspected harness, then go to next step. 12 VERIFY TROUBLESHOOTING OF DTC P0453 • Make sure to reconnect all disconnected • Turn ignition key ON (Engine OFF). • Clear DTC from memory using WDS or • Start engine. • Is pending code of same DTC present? Yes Replace PCM, then go to next step. No Go to next step. 13 VERIFY AFTER REPAIR PROCEDURE • Perform “After Repair Procedure”. • Is there any DTC present? Yes Go to applicable DTC inspection. (See 01–02A–15 DTC TABLE [ZM].) No Troubleshooting completed. STEP INSPECTION ACTION 1712-1U-01G(01-02A).fm 82 ページ 2001年6月29日 金曜日 午後2時20分 |