Output Check Diagnosis (Output Diagnostic Test Mode)
NOTE:
See ENTERING SELF-DIAGNOSTICS
for additional scan tool operating instructions.
- Ensure battery voltage and fuse No. 18 are okay. Ensure engine ground connections at cylinder head cover and manifold are okay.
- Data Link Connector (DLC) is located below tachometer. See Figure or Figure . Remove ashtray and slide DLC cover to left. Ensure ignition is off. Connect scan tool to DLC. Scan tool should alternately display 1-RAPID DATA TRANSFER and 2-BLINK CODE OUTPUT.
- Turn ignition on, or start engine, depending on function being selected. See SELECTABLE FUNCTIONS table under ENTERING SELF-DIAGNOSTICS. Press "1" button to select RAPID DATA TRANSFER function.
- Press "0" and "3" buttons to select OUTPUT DIAGNOSTIC TEST MODE (DTM) function. Press "Q" button to enter input. OUTPUT DIAGNOSTIC TEST MODE will be displayed on scan tool.
- Output DTM actuates following components in sequence:
- Cylinder No. 1 fuel injector.
- Cylinder No. 2 fuel injector.
- Cylinder No. 3 fuel injector.
- Cylinder No. 4 fuel injector.
- Cylinder No. 5 fuel injector.
- Cylinder No. 6 fuel injector.
- EVAP canister purge regulator valve.
- Secondary air injection solenoid valve.
- Secondary air injection pump relay.
- EVAP canister purge solenoid valve.