1999 Nissan Pathfinder Owner's Manual - Page 162
1999 Nissan Pathfinder Manual
Page 162 highlights
When cruising at a low speed or climbing a gentle slope, you may feel uncomfortable shift shocks as the transmission shifts between 3rd and overdrive repeatedly. In this case, press the overdrive switch. The O/D OFF indicator light comes on at this time. When driving conditions change, press the overdrive switch again. The O/D OFF indicator light goes out. Remember not to drive at high speeds for extended periods of time with the O/D OFF light illuminated. This reduces the fuel economy. even if all electrical circuits are functioning properly. In this case, turn the ignition key OFF and wait for 3 seconds. Then turn the key back to the ON position. The vehicle should return to its normal operating condition. If it does not return to its normal operating condition have your NISSAN dealer check the transmission and repair if necessary. SSD0107 Fail-safe When the Fail-safe operation occurs, the next time the key is turned to the ON position, the O/D OFF light will blink for approximately 8 seconds after coming on for 2 seconds. While the vehicle can be driven under these circumstances please note that the gears in the automatic transmission will be locked in third gear. If the vehicle is driven under extreme conditions, such as excessive wheel spinning and subsequent hard braking, the Fail-safe system may be activated. This will occur MANUAL TRANSMISSION Shifting ¼ Do not downshift abruptly on slippery roads. This may cause a loss of control. ¼ Do not over-rev the engine when shifting to a lower gear. This may cause a loss of control or engine damage. Starting and driving 5-13