Why does my 2016 Volvo XC60 have a rough transmission shift?

Volvo XC60 First Generation (2008-2017)

Error Codes

medium

Difficulty

medium

Severity

4 min read

637 words

Problem Statement

Learn how to diagnose and repair rough transmission shifts in your 2016 Volvo XC60 with step-by-step instructions and required tools.

Affected Component

Transmission

Symptoms

•Noticeable jolt or shudder during gear changes.
•Delayed engagement when shifting from park to drive or reverse.
•Unusual noises during shifting (clunking or grinding).
•Harsh or erratic shifting while driving.
•Engine RPMs may rise without corresponding acceleration.

Diagnostic Steps

1
Check Transmission Fluid Level and Condition
2
Inspect for Transmission Fluid Leaks
3
Scan for Diagnostic Trouble Codes (DTCs)
4
Inspect Electrical Connections
5
Test Drive the Vehicle

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Transmission dipstick (if applicable)
•Funnel
•Clean rag
•OBD-II scanner
•Multimeter
•Dielectric grease

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Solution

Potential Causes

Low Transmission Fluid Level
Contaminated or Degraded Transmission Fluid
Faulty Transmission Control Module (TCM)
Worn Transmission Components (clutch packs, solenoids)
Engine or Transmission Mount Issues
Software Issues (update may be needed)

Step 1: Check Transmission Fluid Level and Condition

Tools Required: Transmission dipstick (if applicable), funnel, clean rag.
Procedure:
1. Park the vehicle on a level surface and engage the parking brake.
2. Start the engine and let it warm up to operating temperature.
3. With the car running, shift through all gears and return to 'Park'.
4. Locate the transmission dipstick (if equipped) and pull it out.
5. Wipe the dipstick clean and reinsert it, then remove it again to check fluid level.
6. Observe fluid color and smell. Healthy transmission fluid is typically red and has no burnt odor.

Step 2: Inspect for Transmission Fluid Leaks

Procedure:
1. Inspect the ground beneath the vehicle for any signs of fluid leaks.
2. Check around the transmission pan, cooler lines, and seals for any signs of leakage.

Step 3: Scan for Diagnostic Trouble Codes (DTCs)

Tools Required: OBD-II scanner.
Procedure:
1. Connect the OBD-II scanner to the vehicle's diagnostic port.
2. Turn on the ignition without starting the engine (key-on, engine-off).
3. Scan for any transmission-related codes (P0700, P0715, etc.).
4. Take note of any codes and their definitions for further diagnosis.

Step 4: Inspect Electrical Connections

Tools Required: Multimeter, dielectric grease.
Procedure:
1. Inspect wiring harnesses connected to the TCM and transmission solenoids for wear or damage.
2. Use a multimeter to check for continuity and proper voltage to the TCM.
3. Clean any corroded connectors and apply dielectric grease for moisture protection.

Step 5: Test Drive the Vehicle

Procedure:
1. Take the vehicle for a test drive under various conditions (light acceleration, heavy acceleration, deceleration).
2. Observe the transmission behavior and note any specific gears that exhibit problems.
3. Listen for any unusual sounds during shifts.

Repair Instructions

Step 1: Add or Change Transmission Fluid

If fluid is low, add the correct type of transmission fluid (consult the owner’s manual for specifications).
If fluid is dirty or burnt, perform a transmission fluid change:
1. Place the vehicle on jack stands.
2. Remove the transmission pan bolts and carefully lower the pan (expect some fluid spillage).
3. Replace the filter (if applicable).
4. Clean the pan and install a new gasket.
5. Reinstall the pan and refill with new transmission fluid.

Step 2: Replace Faulty Components

If diagnostic codes indicate faulty solenoids or TCM:
1. Disconnect the battery.
2. Remove the transmission pan.
3. Replace the faulty solenoids as indicated by the DTC.
4. Reassemble the pan and refill the transmission fluid.

Step 3: Update Transmission Software

If a software issue is suspected:
1. Visit a Volvo dealership or qualified service center.
2. Request a transmission software update, which is generally performed using specialized equipment.

Step 4: Inspect and Replace Transmission Mounts

If mounts are worn:
1. Jack the vehicle securely.
2. Remove the mounting bolts and replace with new mounts.
3. Recheck transmission alignment.

Conclusion

After completing these diagnostic and repair steps, test drive the vehicle again to ensure the rough shifting issue has been resolved. If the problem persists, further internal transmission inspection may be required, which may involve professional assistance.