Powertrain
generic / SAE
P2532
Ignition Switch Run Position Circuit High
The ignition switch Run-position input reads stuck high — short to battery voltage or open switch return. The ECM cannot detect when the operator turns the switch back to off/accessory, so module sleep and accessory power timeouts do not work correctly.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number5 / 32
Possible causes
- Run input wire shorted to battery voltage high
- Connector pins corroded - high contact resistance low
- Supply wire pinched against B+ source low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 80–500 €
- Estimated time: 0.5–2 h
- Component: ignition switch
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012