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Diagnostic trouble code

P1137

P1137 Fault Code

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Car Codes diagnostic trouble code

P1137Diagnostic priority

Lack Of HO2S12 Switches Sensor Indicates LeanDiagnostic contextJaguar-specific definition; exact applicability must be confirmed against vehicle VIN, model year and control module.Vehicle applicabilityApplicability varies by vehicle, powertrain, model year and control module.

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Code interpretation

What P1137 means

This code indicates Lack Of HO2S12 Switches Sensor Indicates Lean Its precise meaning depends on the reporting control module, complete failure-type suffix, model year, powertrain and software level.

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Driver experience

Symptoms you may notice

A stored diagnostic trouble code or related system symptom.

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Test, do not guess

Possible causes

Confirm the reporting module, circuit condition, power supply, wiring, component performance and software status.

Evidence-led checks

Recommended diagnostic route

Save the complete scan, confirm the full code and reporting module, then test using model-specific multi-brand technical information.

  1. Capture the evidenceSave the complete all-module scan, code suffixes and freeze-frame data.
  2. Prove the basicsTest battery condition, system voltage, power and grounds.
  3. Identify the reporterConfirm the module that logged the code and check circuit integrity.
  4. Compare live dataReview commanded and actual values under the conditions that set the code.
  5. Test before replacingUse model-specific wiring diagrams, pin tests and technical information.
  6. Verify the repairClear the code only after recording evidence, then confirm it does not return.

Vehicle fitment

Vehicle applicability

Audi A6 Saloon, Audi Q7, Audi S5 Saloon

Before clearing

Can the code be cleared?

Clearing a code without fixing the cause removes useful evidence and may only switch the warning off temporarily. Save the full scan first; a permanent or repeatedly returning code needs testing.

A DTC is evidence, not a parts order.

Confirm the suffix, reporting module, model, year, engine and live data before replacing a component.

Verified public evidence

Manufacturer and model coverage

12 public manufacturer records match this search. These records support applicability research but do not replace VIN-specific workshop information.

P1137Audi A6 Saloon
A6 · 2012 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source
P1137Audi A6 Saloon
A6 · 1998 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi A6 Saloon
A6 · 1999 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi A6 Saloon
A6 · 2000 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi A6 Saloon
A6 · 2001 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi A6 Saloon
A6 · 2002 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi A6 Saloon
A6 · 2003 · Powertrain

LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT

Source
P1137Audi Q7
Q7 · 2011 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source
P1137Audi Q7
Q7 · 2012 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source
P1137Audi S5 Saloon
S5 · 2010 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source
P1137Audi S5 Saloon
S5 · 2011 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source
P1137Audi S5 Saloon
S5 · 2012 · Powertrain

MIL on, DTC for "System rich" (P1137 and/or P1139)

Source