OBD Guide
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P16E1

Battery Monitor Module Random Access Memory

P16E1 is an OBD-II diagnostic trouble code meaning: Battery Monitor Module Random Access Memory . Common causes: battery monitoring module malfunction, module power problems. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Incorrect battery level readings
  • Problems starting the engine
  • Reduced vehicle performance
  • Malfunctions of other electronic systems

Causes

  • Battery monitoring module malfunction
  • Module power problems
  • Short circuit in the module circuit
  • Wiring harness damage
  • Module software failure

How to Fix

  1. Check connections and module wiring harness
  2. Check the module supply voltage
  3. Reset the error and check for its reappearance
  4. Replace the battery monitoring module if necessary
  5. Update module software

Related codes

P16E0P16E2P16E3

FAQ

What does the P16E1 code mean?

P16E1 is an OBD-II diagnostic trouble code that indicates: Battery Monitor Module Random Access Memory

What causes a P16E1 error code?

The most common causes of P16E1 include: Battery monitoring module malfunction; Module power problems; Short circuit in the module circuit; Wiring harness damage.

How do I fix a P16E1 diagnostic trouble code?

To fix P16E1: Check connections and module wiring harness. Check the module supply voltage. Reset the error and check for its reappearance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P16E1?

Yes, but get it checked soon

How much does it cost to fix P16E1?

The estimated repair cost for P16E1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat