Powertrain
generic / SAE
P2748
Intermediate Shaft Speed Sensor B Circuit Intermittent
The intermediate shaft speed sensor B signal jumps or drops out intermittently. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number7 / 48
Possible causes
- Sensor connector not fully seated high
- Harness chafed against transmission housing medium
- Connector with intermittent contact under vibration low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 80–400 €
- Estimated time: 0.5–2 h
- Component: intermediate shaft speed sensor b
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012