P0652 - Sensor Reference Voltage B Circuit Low - DTC Chart
P0652 - SENSOR REFERENCE VOLTAGE B CIRCUIT LOW - DTC CHART
| Description: This DTC sets when the electronic throttle control reference voltage (ETCREF) circuit is less than VREF minimum. | |||
Possible Causes:
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| Diagnostic Aids: This DTC sets due to an under voltage condition on the ETCREF circuit. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test C . | ||