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Home / DTC / P0607 — Control Module Performance

P0607 — Control Module Performance

Detailed page for trouble code P0607.

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59brands
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22,491specific
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Code

P0607

Generic P — Powertrain

Control Module Performance

Brand: Generic
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Intermittent or low battery/charging system voltage
  • Poor or corroded power/ground connections to the control module
  • CAN/LIN or other data-bus communication faults
  • Corrupted or failed module software/firmware (need reflash)
  • Internal hardware failure (processor, memory, solder joint, etc.)
  • Water intrusion or physical damage to the module

Symptoms

  • Malfunction Indicator Lamp (MIL) illuminated
  • Vehicle may enter limp mode or have reduced performance
  • Intermittent or no-start conditions in some cases
  • Multiple, recurring or random diagnostic trouble codes across systems
  • Loss or intermittent loss of functions controlled by the affected module (engine management, transmission shift control, etc.)
  • Symptoms improve or codes clear temporarily after battery disconnect or clearing codes but reappear

What to check

  • Read and record all stored/queued freeze-frame data and related DTCs before clearing codes
  • Check battery voltage (resting and cranking) and charging system output
  • Inspect power and ground connections at the control module for corrosion, tightness and continuity
  • Scan for other modules reporting communication errors (CAN/LIN) or related P06xx codes
  • Visually inspect the control module and connector for water, corrosion, or damaged pins/wires
  • Check for recent software updates, failed reflash attempts or evidence of aftermarket module replacement

Signal parameters

  • Battery voltage (key on and cranking)
  • Charging system voltage and alternator output
  • Module supply and ground continuity/voltage at connector pins
  • CAN/LIN bus traffic and error counters (TX/RX counts, bus off)
  • Watchdog resets, internal reset count or uptime (if available)
  • Freeze-frame parameters: engine load, rpm, temp, throttle position at fault time

Diagnostic algorithm

  1. Capture all DTCs and freeze-frame data; do not clear until recorded. Check for additional P06xx or communication codes. 2) Verify battery state of charge and charging system health (battery, alternator). 3) Visually inspect and probe power and ground pins at the module connector for solid contact and correct voltage; repair any corrosion or loose connectors. 4) Inspect wiring harness for damage, pin corrosion, bent pins or water intrusion; repair as necessary. 5) Use a scan tool to monitor module communication on CAN/LIN while attempting to reproduce the fault; note bus errors or module dropouts. 6) If module reports software or memory faults, check for available technical service bulletins (TSBs) and reflash/update module software per OEM procedure. 7) If intermittent and all wiring/power/communications check good, perform a controlled soft reset (clear codes) and road test to attempt to reproduce. 8) If persistent after wiring, power and software verification, consider module bench testing, replacement and correct dealer-level programming/positioning. 9) After repair or module replacement, reprogram and calibrate the module as required and verify by clearing codes and confirming no recurrence under normal operation.

Likely causes

  • Loose or high-resistance ground or battery terminal causing resets
  • Corrupted ROM/flash from interrupted update or write failure
  • Internal module memory (RAM/EEPROM) error or watchdog reset
  • Damaged module connector or wiring short/open on supply or comm lines
  • Aftermarket electrical accessory causing voltage spikes or bus errors

Fault status

⚠️ Status
Control Module Performance — internal module detected a performance/failure condition (software, hardware, power or communication related). Investigation of power, grounds, wiring, communications and module software is required; this code alone is not a definitive diagnosis.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-4.0 hours

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P0600 P0601 P0602 P0603 P0606
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Code

P0607

HUMMER P — Powertrain

ECU Malfunction

Brand: HUMMER
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Intermittent or low battery/charging system voltage
  • Poor or corroded power/ground connections to the control module
  • CAN/LIN or other data-bus communication faults
  • Corrupted or failed module software/firmware (need reflash)
  • Internal hardware failure (processor, memory, solder joint, etc.)
  • Water intrusion or physical damage to the module

Symptoms

  • Malfunction Indicator Lamp (MIL) illuminated
  • Vehicle may enter limp mode or have reduced performance
  • Intermittent or no-start conditions in some cases
  • Multiple, recurring or random diagnostic trouble codes across systems
  • Loss or intermittent loss of functions controlled by the affected module (engine management, transmission shift control, etc.)
  • Symptoms improve or codes clear temporarily after battery disconnect or clearing codes but reappear

What to check

  • Read and record all stored/queued freeze-frame data and related DTCs before clearing codes
  • Check battery voltage (resting and cranking) and charging system output
  • Inspect power and ground connections at the control module for corrosion, tightness and continuity
  • Scan for other modules reporting communication errors (CAN/LIN) or related P06xx codes
  • Visually inspect the control module and connector for water, corrosion, or damaged pins/wires
  • Check for recent software updates, failed reflash attempts or evidence of aftermarket module replacement

Signal parameters

  • Battery voltage (key on and cranking)
  • Charging system voltage and alternator output
  • Module supply and ground continuity/voltage at connector pins
  • CAN/LIN bus traffic and error counters (TX/RX counts, bus off)
  • Watchdog resets, internal reset count or uptime (if available)
  • Freeze-frame parameters: engine load, rpm, temp, throttle position at fault time

Diagnostic algorithm

  1. Capture all DTCs and freeze-frame data; do not clear until recorded. Check for additional P06xx or communication codes. 2) Verify battery state of charge and charging system health (battery, alternator). 3) Visually inspect and probe power and ground pins at the module connector for solid contact and correct voltage; repair any corrosion or loose connectors. 4) Inspect wiring harness for damage, pin corrosion, bent pins or water intrusion; repair as necessary. 5) Use a scan tool to monitor module communication on CAN/LIN while attempting to reproduce the fault; note bus errors or module dropouts. 6) If module reports software or memory faults, check for available technical service bulletins (TSBs) and reflash/update module software per OEM procedure. 7) If intermittent and all wiring/power/communications check good, perform a controlled soft reset (clear codes) and road test to attempt to reproduce. 8) If persistent after wiring, power and software verification, consider module bench testing, replacement and correct dealer-level programming/positioning. 9) After repair or module replacement, reprogram and calibrate the module as required and verify by clearing codes and confirming no recurrence under normal operation.

Likely causes

  • Loose or high-resistance ground or battery terminal causing resets
  • Corrupted ROM/flash from interrupted update or write failure
  • Internal module memory (RAM/EEPROM) error or watchdog reset
  • Damaged module connector or wiring short/open on supply or comm lines
  • Aftermarket electrical accessory causing voltage spikes or bus errors

Fault status

⚠️ Status
Control Module Performance — internal module detected a performance/failure condition (software, hardware, power or communication related). Investigation of power, grounds, wiring, communications and module software is required; this code alone is not a definitive diagnosis.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-4.0 hours

Similar codes

P0600 P0601 P0602 P0603 P0606
Repair manuals

Manual library for HUMMER

138

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HUMMER

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Code

P0607

LAND ROVER P — Powertrain

Control module performance

Brand: LAND ROVER
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Intermittent or low battery/charging system voltage
  • Poor or corroded power/ground connections to the control module
  • CAN/LIN or other data-bus communication faults
  • Corrupted or failed module software/firmware (need reflash)
  • Internal hardware failure (processor, memory, solder joint, etc.)
  • Water intrusion or physical damage to the module

Symptoms

  • Malfunction Indicator Lamp (MIL) illuminated
  • Vehicle may enter limp mode or have reduced performance
  • Intermittent or no-start conditions in some cases
  • Multiple, recurring or random diagnostic trouble codes across systems
  • Loss or intermittent loss of functions controlled by the affected module (engine management, transmission shift control, etc.)
  • Symptoms improve or codes clear temporarily after battery disconnect or clearing codes but reappear

What to check

  • Read and record all stored/queued freeze-frame data and related DTCs before clearing codes
  • Check battery voltage (resting and cranking) and charging system output
  • Inspect power and ground connections at the control module for corrosion, tightness and continuity
  • Scan for other modules reporting communication errors (CAN/LIN) or related P06xx codes
  • Visually inspect the control module and connector for water, corrosion, or damaged pins/wires
  • Check for recent software updates, failed reflash attempts or evidence of aftermarket module replacement

Signal parameters

  • Battery voltage (key on and cranking)
  • Charging system voltage and alternator output
  • Module supply and ground continuity/voltage at connector pins
  • CAN/LIN bus traffic and error counters (TX/RX counts, bus off)
  • Watchdog resets, internal reset count or uptime (if available)
  • Freeze-frame parameters: engine load, rpm, temp, throttle position at fault time

Diagnostic algorithm

  1. Capture all DTCs and freeze-frame data; do not clear until recorded. Check for additional P06xx or communication codes. 2) Verify battery state of charge and charging system health (battery, alternator). 3) Visually inspect and probe power and ground pins at the module connector for solid contact and correct voltage; repair any corrosion or loose connectors. 4) Inspect wiring harness for damage, pin corrosion, bent pins or water intrusion; repair as necessary. 5) Use a scan tool to monitor module communication on CAN/LIN while attempting to reproduce the fault; note bus errors or module dropouts. 6) If module reports software or memory faults, check for available technical service bulletins (TSBs) and reflash/update module software per OEM procedure. 7) If intermittent and all wiring/power/communications check good, perform a controlled soft reset (clear codes) and road test to attempt to reproduce. 8) If persistent after wiring, power and software verification, consider module bench testing, replacement and correct dealer-level programming/positioning. 9) After repair or module replacement, reprogram and calibrate the module as required and verify by clearing codes and confirming no recurrence under normal operation.

Likely causes

  • Loose or high-resistance ground or battery terminal causing resets
  • Corrupted ROM/flash from interrupted update or write failure
  • Internal module memory (RAM/EEPROM) error or watchdog reset
  • Damaged module connector or wiring short/open on supply or comm lines
  • Aftermarket electrical accessory causing voltage spikes or bus errors

Fault status

⚠️ Status
Control Module Performance — internal module detected a performance/failure condition (software, hardware, power or communication related). Investigation of power, grounds, wiring, communications and module software is required; this code alone is not a definitive diagnosis.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-4.0 hours

Similar codes

P0600 P0601 P0602 P0603 P0606
413

Browse 413 LAND ROVER manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

LAND ROVER

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Code

P0607

MITSUBISHI P — Powertrain

Engine ECU

Brand: MITSUBISHI
Type: P — Powertrain
AI status
Completed
ready
Completed 100%
Page language: EN

Causes

  • Intermittent or low battery/charging system voltage
  • Poor or corroded power/ground connections to the control module
  • CAN/LIN or other data-bus communication faults
  • Corrupted or failed module software/firmware (need reflash)
  • Internal hardware failure (processor, memory, solder joint, etc.)
  • Water intrusion or physical damage to the module

Symptoms

  • Malfunction Indicator Lamp (MIL) illuminated
  • Vehicle may enter limp mode or have reduced performance
  • Intermittent or no-start conditions in some cases
  • Multiple, recurring or random diagnostic trouble codes across systems
  • Loss or intermittent loss of functions controlled by the affected module (engine management, transmission shift control, etc.)
  • Symptoms improve or codes clear temporarily after battery disconnect or clearing codes but reappear

What to check

  • Read and record all stored/queued freeze-frame data and related DTCs before clearing codes
  • Check battery voltage (resting and cranking) and charging system output
  • Inspect power and ground connections at the control module for corrosion, tightness and continuity
  • Scan for other modules reporting communication errors (CAN/LIN) or related P06xx codes
  • Visually inspect the control module and connector for water, corrosion, or damaged pins/wires
  • Check for recent software updates, failed reflash attempts or evidence of aftermarket module replacement

Signal parameters

  • Battery voltage (key on and cranking)
  • Charging system voltage and alternator output
  • Module supply and ground continuity/voltage at connector pins
  • CAN/LIN bus traffic and error counters (TX/RX counts, bus off)
  • Watchdog resets, internal reset count or uptime (if available)
  • Freeze-frame parameters: engine load, rpm, temp, throttle position at fault time

Diagnostic algorithm

  1. Capture all DTCs and freeze-frame data; do not clear until recorded. Check for additional P06xx or communication codes. 2) Verify battery state of charge and charging system health (battery, alternator). 3) Visually inspect and probe power and ground pins at the module connector for solid contact and correct voltage; repair any corrosion or loose connectors. 4) Inspect wiring harness for damage, pin corrosion, bent pins or water intrusion; repair as necessary. 5) Use a scan tool to monitor module communication on CAN/LIN while attempting to reproduce the fault; note bus errors or module dropouts. 6) If module reports software or memory faults, check for available technical service bulletins (TSBs) and reflash/update module software per OEM procedure. 7) If intermittent and all wiring/power/communications check good, perform a controlled soft reset (clear codes) and road test to attempt to reproduce. 8) If persistent after wiring, power and software verification, consider module bench testing, replacement and correct dealer-level programming/positioning. 9) After repair or module replacement, reprogram and calibrate the module as required and verify by clearing codes and confirming no recurrence under normal operation.

Likely causes

  • Loose or high-resistance ground or battery terminal causing resets
  • Corrupted ROM/flash from interrupted update or write failure
  • Internal module memory (RAM/EEPROM) error or watchdog reset
  • Damaged module connector or wiring short/open on supply or comm lines
  • Aftermarket electrical accessory causing voltage spikes or bus errors

Fault status

⚠️ Status
Control Module Performance — internal module detected a performance/failure condition (software, hardware, power or communication related). Investigation of power, grounds, wiring, communications and module software is required; this code alone is not a definitive diagnosis.
🟡 Repair difficulty: Medium
⏱️ Diagnostic time: 1.0-4.0 hours

Similar codes

P0600 P0601 P0602 P0603 P0606
406

Browse 406 MITSUBISHI manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

MITSUBISHI

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+100 karma for a short comment :)
Keep it short and practical. Up to 500 characters.
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