P1292 OBD Code Definition:
P1292 CNG Pressure Sensor Voltage Too High
P1292 OBD Code Description:

Possible Symptoms

• Malfunction Indicator Light (MIL) ON

Possible Causes

• Fuse(s) faulty
• Wiring and/or Connector(s) from/to Map Controlled Engine Cooling Thermostat faulty
• Map Controlled Engine Cooling Thermostat faulty

Possible Solutions

• Check Fuse(s)
• Check Wiring and/or Connector(s) from/to Map Controlled Engine Cooling Thermostat
• Check/Replace Map Controlled Engine Cooling Thermostat