Description OBD-II Trouble Code Description for P0607 Hummer Control Module Performance What does this mean? OBD2 Code P0607 Hummer definition: This code basically means that the programming of the PCM/ECM (powertrain/engine control module) has failed. This can be a more serious code and may also be refered to as “ECM Internal Circuit Malfunction”. Symptoms Possible…
Category: HUMMER
Hummer P0605 EEPROM Fault
Description OBD-II Trouble Code Description for P0605 Hummer Internal Control Module Read Only Memory (ROM) Error What does this mean? OBD2 Code P0605 Hummer definition: The ECM/PCM consists of a microcomputer and connectors for signal input and output and for power supply. The ECM/PCM controls the engine. Symptoms Possible sumptoms of OBD code P0605 Hummer…
Hummer P0606 ECM Processor Failure
Description OBD-II Trouble Code Description for P0606 Hummer ECM/PCM Processor What does this mean? OBD2 Code P0606 Hummer definition: This code is a fairly simple one. It basically means that the PCM/ECM (powertrain/engine control module) has detected an internal integrity fault in the PCM. When this code is activated it should store freeze-frame data that…
Hummer P0604 ECM Self Check Fault
Description OBD-II Trouble Code Description for P0604 Hummer Internal Control Module Random Access Memory (RAM) Error What does this mean? OBD2 Code P0604 Hummer definition: The ECM/PCM continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check insures that the ECM/PCM is functioning properly. If any…
Hummer P0602 Powertrain Control Module Programming Error
Description OBD-II Trouble Code Description for P0602 Hummer Control Module Programming Error What does this mean? OBD2 Code P0602 Hummer definition: This diagnostic trouble code (DTC) indicates a programming error within the control module Symptoms Possible sumptoms of OBD code P0602 Hummer – Engine Light ON (or Service Engine Soon Warning Light) Causes Possible causes…
Hummer P0603 ECM Power Supply Circuit
Description OBD-II Trouble Code Description for P0603 Hummer Internal Control Module Keep Alive Memory (KAM) Error What does this mean? OBD2 Code P0603 Hummer definition: Battery voltage is supplied to the ECM/PCM even when the ignition switch is turned OFF for the ECM/PCM memory function of the DTC memory, the air-fuel ratio feedback compensation value…
Hummer P0601 ECM Self Check Fault
Description OBD-II Trouble Code Description for P0601 Hummer Internal Control Module Memory Check Sum Error What does this mean? OBD2 Code P0601 Hummer definition: Basically that means that there is an interal fault in the Powertrain Control Module (PCM). There have been many reported PCM failures on Chrysler/Dodge products although it is possible for this…
Hummer P0599 Thermostat Heater Control Circuit High
Description OBD-II Trouble Code Description for P0599 Hummer Thermostat Heater Control Circuit High What does this mean? OBD2 Code P0599 Hummer definition: Causes Possible causes of OBD code P0599 Hummer – Open or short thermostat heather control circuit – Poor thermostat heather control circuit connection – Failed Engine Cooling Thermostat The Error code is generally…
Hummer P0600 A/T Control Serial Communication Link Malfunction
Description OBD-II Trouble Code Description for P0600 Hummer Serial Communication Link What does this mean? OBD2 Code P0600 Hummer definition: The ECM did not detect communication between modules Symptoms Possible sumptoms of OBD code P0600 Hummer – Engine Light ON (or Service Engine Soon Warning Light) Causes Possible causes of OBD code P0600 Hummer –…
Hummer P0598 Thermostat Heater Control Circuit Low
Description OBD-II Trouble Code Description for P0598 Hummer Thermostat Heater Control Circuit Low What does this mean? OBD2 Code P0598 Hummer definition: Causes Possible causes of OBD code P0598 Hummer – Open or short thermostat heather control circuit – Poor thermostat heather control circuit connection – Failed Engine Cooling Thermostat The Error code is generally…