P1878Torque converter lock-up clutch shudder

• Suzuki code · Transmission

How the car detects it

While the torque converter's lock-up clutch was slipping on purpose, the gearbox computer saw the output speed oscillate: the clutch shudders. It stops using this partial lock-up.

What you may notice

• Shudder as the torque converter locks up

Likely causes

• LikelyWorn or degraded automatic gearbox fluid
• PossibleTorque converter lock-up clutch

Sources

• manualslib.com › Suzuki-Swift-Sport-2008.html
• manualslib.com › Suzuki-Swift-Sport-2008.html
• manualslib.com › Suzuki-Sx4.html
• manualslib.com › Suzuki-Grand-Vitara-Jb416.html

Backed by at least two independent sources.

From Obdaryn's Suzuki pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.