Powertrain
generic / SAE
P201B
Intake Manifold Runner Control Actuator Supply Voltage Low (Bank 1)
The supply voltage feeding the IMRC actuator on bank 1 is below the lower limit — typically a fuse, relay, or harness fault on the supply rail.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 1B
Possible causes
- Supply fuse blown high
- Open supply wire medium
- Supply relay contacts pitted medium
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 20–250 €
- Estimated time: 0.3–1.5 h
- Component: imrc actuator
- Component: imrc supply relay
- Component: imrc supply fuse
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012