Volvo All Engines (2010 Emissions) Fault Code: SPN 730 FMI 4 PID: SID 71 Intake Air Heater (IAH) 2
Conditions for diagnostic trouble code (DTC):
1) Preheating requested
2) The voltage at pin A14.EB:14 is less than 29?% of the battery voltage
Observable symptoms
1) Intake air heater (IAH) does not function
2) White smoke at cold start
3) Difficult to start in extreme cold
Probable cause
1) Wiring harness
2) Connector
3) Intake air heater (IAH) relay
![download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software](https://www.ecuforcetruck.com/wp-content/uploads/2023/05/MPDR-3.7.00-300x300.png)
Related products
-
Allison 1000 & 2000 Gen 5 Fault Code:P2764 TCC PCS Control Circuit Low
1000 & 2000 Gen 5 -
-
-
-
Allison 1000 & 2000 Gen 5 Fault Code:U0100 Lost Communication With ECM A
1000 & 2000 Gen 5 -
-
-
-
-
-
-
-
-
-
PACCAR MX (2004 Emissions) Fault Code: P1022 BPV Actuator – Internal Error
MX (2004 Emissions) -
-
-
-
-
-
Volvo All Engines (2017 Emissions) Fault Code: P203711 PID: ACM Reductant Injection Air Pressure Sensor “A”
All Engines (2017 Emissions) -
-
-
-
-
-
-
-
-
