Test Procedure
WARNING: This page is about a different car, the 2002 Mazda 626 and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
Start engine and move gearshift lever from "N" to "D", "N" to "R" and "N" to "D" (O/D OFF mode activated). Measure time interval from moving gearshift lever to when shift shock is felt. See TIME LAG TEST SPECIFICATIONS and TIME LAG TEST EVALUATION tables.
TIME LAG TEST SPECIFICATIONS
| Application & Range | Time In Seconds |
|---|---|
| "N" To "D" | Less Than .9 |
| "N" To "R" | Less Than 1.1 |
TIME LAG TEST EVALUATION
| Application & Shift Time | Possible Cause | |
|---|---|---|
| "N" To "D" | ||
| More | Insufficient Line Pressure, Forward Clutch Slipping, One-Way Clutch No. 1 Slipping, One-Way Clutch No. 2 Slipping | |
| Less | "N"-"D" Accumulator Not Operating Properly, Excessive Line Pressure | |
| "N" To "D" (O/D Off) | ||
| More | Insufficient Line Pressure, Forward Clutch Slipping, 2-4 Brake Band Slipping, One-Way Clutch No. 1 Slipping, One-Way Clutch No. 2 Slipping | |
| Less | 1-2 Accumulator Not Operating Properly, Excessive Line Pressure | |
| "N" To "R" | ||
| More | Insufficient Line Pressure, Low-Reverse Brake Slipping, Reverse Clutch Slipping | |
| Less | "N"-"R" Accumulator Not Operating Properly, Excessive Line Pressure | |