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6E1–146 X22SE 2.2L ENGINE DRIVEABILITY AND EMISSION DTC P0203 – Injector Circuit Malfunction – Cylinder 3 (Cont'd) Step No Yes Value(s) Action 6 Note whether the injector test light was OFF or ON Was the test light ON steady while cranking the — Go to Step 7 Go to Step 10 7 1. Disconnect the ECM connector for the affected injectors. 2. With a test light connected to B+, probe the affected injector driver circuit. Does the test light illuminate? — Go to Step 8 Go to Step 9 8 Repair short to ground in the injector driver circuit. Is the action complete? — Go to OBD System Check — 9 Replace the ECM. Is the action complete? — Go to OBD System Check — 10 1. Disconnect the injector test connector. terminal on the ECM side of the injector test Besides the Ign+, did any other terminal illuminate the — Go to Step 11 Go to Step 12 11 Repair the short to voltage in the injector driver circuit. — Verify repair — 12 1. Disconnect the injector test connector. pin on the injector side of the connector. Did any terminal illuminate the test light? — Go to Step 11 Go to Step 13 13 1. Disconnect the injector test connector. the injector side of the test connector. 4. Touch the other lead to each of the other four pins in the test connector, one pin at a time. Instead of normal injector resistance, did the ohmmeter — Go to Step 14 Go to Step 15 14 Repair the open circuit or open injector. — Verify repair — 15 Check for an open circuit between the injector test Was there an open circuit? — Go to Step 16 Go to Step 9 16 Repair the open circuit. — Verify repair — |