WTEC III ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL OIL LEVEL SENSOR 2. Scroll (down) the Diagnostic Data List to “OIL LVL” display. 3. Read the fluid level, repeat the check to confirm the first reading. NOTE: The ECU may delay the fluid level check until the following conditions are met: The fluid temperature is between 60°C (140°F) and 104°C (220°F). The transmission is in N (Neutral). The vehicle has been stationary for approximately two minutes to allow the fluid to settle. The engine is at idle. The reason for a delayed fluid level check is indicated on the DDR by one of the following diagnostic messages: Table 5–2.
DDR MESSAGE O L SETTLING TIME (8 down to 1) O L ENGINE SPEED LO O L ENGINE SPEED HI O L SELECT N (NEUTRAL) O L SUMP TEMP LO O L SUMP TEMP HI O L OUTPUT SPEED HI O L CHECK CODES Copyright © 2001 General Motors Corp.