TPMS Rapid Pressure Loss - Rear Right
The C0748 code means the vehicle's onboard diagnostic system has detected: TPMS Rapid Pressure Loss - Rear Right. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- easy
- Estimated cost
- $0 - $200 (parts and labor)
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Common Symptoms
- TPMS warning light on
- Low tire pressure warning
- Tire pressure reading incorrect
- Rapid tire pressure loss alert
Probable Causes (Ranked by Likelihood)
- Underinflated tire Very High
- Punctured tire or slow leak High
- Failed TPMS sensor giving wrong reading Moderate
- Temperature change affecting tire pressure Low
Step-by-Step Diagnostic Procedure
-
Manually check tire pressures with gauge
-
Inspect tires for punctures or damage
-
Compare TPMS readings to manual gauge readings
-
Check for tire bead leaks or valve stem damage
Frequently Asked Questions
What does code C0748 mean?
C0748 indicates a fault with the tpms rapid pressure loss - rear right.
Can I drive with C0748?
Check tire pressures immediately. A rapid pressure loss may indicate a dangerous tire condition.
How much does it cost to fix C0748?
Typical repair costs are $0 - $200 (parts and labor).
Sources
This page is built from documented references. Verify against your own service info before repair work.
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