Checking and Adjustment Values
| Engine | | 12 NZ, C 12 NZ | X 12 SZ |
| Idle speed | | | |
| with manual transmission | rpm | 840 - 1000 | 820 - 980 |
| with automatic transmission | rpm | - | - |
| Maximum rpm | rpm | 6140 | 6000 |
| CO content | Vol. % | |
| Spark plug electrode gap | mm | 0.7 - 0.9 |
| Compression | kPa | 1150 - 1300 |
| Pressure loss | | not more than 25% per cylinder |
| Valve clearance | mm | 0 |
Checking and Adjustment Values
| Engine | | C 14 NZ | C 14 SE | X 14 SZ |
| Idle speed | | | | |
| with manual transmission | rpm | 830 - 990 | 850 - 1010 | 770 - 930 |
| with automatic transmission | rpm | 830 - 990 | - | 770 - 930 |
| Maximum rpm | rpm | 6020 | 6400 | 6000 |
| CO content | Vol. % | |
| Spark plug electrode gap | mm | 0,7 - 0,9 |
| Compression | kPa | 1100 - 1300 | 1300 - 1500 |
| Pressure loss | | not more than 25% per cylinder |
| Valve clearance | mm | 0 |