BMW M4 CS Issues — Page 6 of 10

Engine knocking sound under acceleration in M4 CS

A knocking or pinging sound is heard when accelerating hard.

Severity: high | Repair Cost: ₹5,000–₹80,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Knocking noise, Loss of power.

High-pitched sound heard from turbo during acceleration.

Severity: medium | Repair Cost: ₹10,000–₹1,50,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Whistling noise.

Gearbox temperature rises during aggressive driving.

Severity: high | Repair Cost: ₹10,000–₹70,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Warning message, Gear lag.

Gearbox keeps shifting unnecessarily in slow traffic.

Severity: low | Repair Cost: ₹0–₹20,000 | Affected Years: 2022-2025 | Frequency: Common

Symptoms: Frequent shifts.

Oil leakage from suspension components.

Severity: high | Repair Cost: ₹15,000–₹80,000 | Affected Years: 2022-2025 | Frequency: Rare

Symptoms: Oil on shocks, Bouncy ride.

Brake discs get uneven after heavy braking.

Severity: high | Repair Cost: ₹20,000–₹90,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Brake vibration.

Steering wheel does not come back to center smoothly.

Severity: medium | Repair Cost: ₹3,000–₹40,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Steering stuck.

Road noise is noticeable at highway speeds.

Severity: low | Repair Cost: ₹0–₹50,000 | Affected Years: 2022-2025 | Frequency: Common

Symptoms: Loud tyre noise.

Battery indicator shows warning intermittently.

Severity: medium | Repair Cost: ₹3,000–₹30,000 | Affected Years: 2022-2025 | Frequency: Common

Symptoms: Battery warning.

HUD may flicker or disappear.

Severity: low | Repair Cost: ₹5,000–₹50,000 | Affected Years: 2022-2025 | Frequency: Occasional

Symptoms: Flicker.