U1262 - Communication Bus Fault
U1262 Possible Causes
- Faulty Powertrain Control Module (PCM)
- Powertrain Control Module (PCM) harness is open or shorted
- Powertrain Control Module (PCM) circuit poor electrical connection
How is the U1262 code repair?Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
What is the cost to diagnose the U1262 code
Labor: 1.0The cost to diagnose the U1262 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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- Engine Light ON (or Service Engine Soon Warning Light)
U1262 MeaningThis code indicates a communication issue (Bus+, Bus-) between the Passive Anti-Theft Systems (PATS)/Hybrid Electronic Cluster (HEC)/Ignition Control Module (ICM) and some other modules. Do not perform PATS diagnostics if a no start is not reported of if the theft indicator is not flashing rapidly at ignition RUN position. If the indicator is flashing, check to make sure the Powertrain Control Module (PCM) is powered up and operating. If it's not, continue with PCM diagnostics.
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